Home / 35,810.07-53,715.12-13,618.32

Finding the Fourth Proportional to 35,810.07, 53,715.12 and 13,618.32

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Solution

The fourth proportional to 35,810.07, 53,715.12 and 13,618.32 is: 20,427.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,810.07 : 53,715.12 = 13,618.32 : x
  2. Step 2: Convert to fraction form
    35,810.07/53,715.12 = 13,618.32/x
  3. Step 3: Cross multiply
    35,810.07x = 53,715.12 × 13,618.32
  4. Step 4: Simplify right side
    35,810.07x = 731,509,693.00
  5. Step 5: Solve for x
    x = 731,509,693.00/35,810.07
  6. Step 6: Final answer
    x = 20,427.49

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.