Home / 35,618.92-53,428.28-10,658.96

Finding the Fourth Proportional to 35,618.92, 53,428.28 and 10,658.96

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Solution

The fourth proportional to 35,618.92, 53,428.28 and 10,658.96 is: 15,988.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,618.92 : 53,428.28 = 10,658.96 : x
  2. Step 2: Convert to fraction form
    35,618.92/53,428.28 = 10,658.96/x
  3. Step 3: Cross multiply
    35,618.92x = 53,428.28 × 10,658.96
  4. Step 4: Simplify right side
    35,618.92x = 569,489,899.39
  5. Step 5: Solve for x
    x = 569,489,899.39/35,618.92
  6. Step 6: Final answer
    x = 15,988.41

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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.