Home / 39,830.99-59,746.19-10,248.80

Finding the Fourth Proportional to 39,830.99, 59,746.19 and 10,248.80

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Solution

The fourth proportional to 39,830.99, 59,746.19 and 10,248.80 is: 15,373.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,830.99 : 59,746.19 = 10,248.80 : x
  2. Step 2: Convert to fraction form
    39,830.99/59,746.19 = 10,248.80/x
  3. Step 3: Cross multiply
    39,830.99x = 59,746.19 × 10,248.80
  4. Step 4: Simplify right side
    39,830.99x = 612,326,402.10
  5. Step 5: Solve for x
    x = 612,326,402.10/39,830.99
  6. Step 6: Final answer
    x = 15,373.12

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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.