Home / 39,619.18-59,428.32-9,633.59

Finding the Fourth Proportional to 39,619.18, 59,428.32 and 9,633.59

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Solution

The fourth proportional to 39,619.18, 59,428.32 and 9,633.59 is: 14,450.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,619.18 : 59,428.32 = 9,633.59 : x
  2. Step 2: Convert to fraction form
    39,619.18/59,428.32 = 9,633.59/x
  3. Step 3: Cross multiply
    39,619.18x = 59,428.32 × 9,633.59
  4. Step 4: Simplify right side
    39,619.18x = 572,508,069.27
  5. Step 5: Solve for x
    x = 572,508,069.27/39,619.18
  6. Step 6: Final answer
    x = 14,450.28

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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.