Home / 35,507.28-53,242.38-10,543.89

Finding the Fourth Proportional to 35,507.28, 53,242.38 and 10,543.89

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Solution

The fourth proportional to 35,507.28, 53,242.38 and 10,543.89 is: 15,810.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,507.28 : 53,242.38 = 10,543.89 : x
  2. Step 2: Convert to fraction form
    35,507.28/53,242.38 = 10,543.89/x
  3. Step 3: Cross multiply
    35,507.28x = 53,242.38 × 10,543.89
  4. Step 4: Simplify right side
    35,507.28x = 561,381,798.06
  5. Step 5: Solve for x
    x = 561,381,798.06/35,507.28
  6. Step 6: Final answer
    x = 15,810.33

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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.