Home / 15,762.13-23,613.68-14,139.25

Finding the Fourth Proportional to 15,762.13, 23,613.68 and 14,139.25

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Solution

The fourth proportional to 15,762.13, 23,613.68 and 14,139.25 is: 21,182.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,762.13 : 23,613.68 = 14,139.25 : x
  2. Step 2: Convert to fraction form
    15,762.13/23,613.68 = 14,139.25/x
  3. Step 3: Cross multiply
    15,762.13x = 23,613.68 × 14,139.25
  4. Step 4: Simplify right side
    15,762.13x = 333,879,654.24
  5. Step 5: Solve for x
    x = 333,879,654.24/15,762.13
  6. Step 6: Final answer
    x = 21,182.39

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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.