Home / 39,618.18-59,437.02-11,538.48

Finding the Fourth Proportional to 39,618.18, 59,437.02 and 11,538.48

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Solution

The fourth proportional to 39,618.18, 59,437.02 and 11,538.48 is: 17,310.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,618.18 : 59,437.02 = 11,538.48 : x
  2. Step 2: Convert to fraction form
    39,618.18/59,437.02 = 11,538.48/x
  3. Step 3: Cross multiply
    39,618.18x = 59,437.02 × 11,538.48
  4. Step 4: Simplify right side
    39,618.18x = 685,812,866.53
  5. Step 5: Solve for x
    x = 685,812,866.53/39,618.18
  6. Step 6: Final answer
    x = 17,310.56

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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.