Home / 35,485.43-53,219.06-10,519.64

Finding the Fourth Proportional to 35,485.43, 53,219.06 and 10,519.64

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Solution

The fourth proportional to 35,485.43, 53,219.06 and 10,519.64 is: 15,776.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,485.43 : 53,219.06 = 10,519.64 : x
  2. Step 2: Convert to fraction form
    35,485.43/53,219.06 = 10,519.64/x
  3. Step 3: Cross multiply
    35,485.43x = 53,219.06 × 10,519.64
  4. Step 4: Simplify right side
    35,485.43x = 559,845,352.34
  5. Step 5: Solve for x
    x = 559,845,352.34/35,485.43
  6. Step 6: Final answer
    x = 15,776.77

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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.