Home / 17,312.01-23,930.94-15,442.13

Finding the Fourth Proportional to 17,312.01, 23,930.94 and 15,442.13

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Solution

The fourth proportional to 17,312.01, 23,930.94 and 15,442.13 is: 21,346.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,312.01 : 23,930.94 = 15,442.13 : x
  2. Step 2: Convert to fraction form
    17,312.01/23,930.94 = 15,442.13/x
  3. Step 3: Cross multiply
    17,312.01x = 23,930.94 × 15,442.13
  4. Step 4: Simplify right side
    17,312.01x = 369,544,549.46
  5. Step 5: Solve for x
    x = 369,544,549.46/17,312.01
  6. Step 6: Final answer
    x = 21,346.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.