Home / 15,512.16-23,092.80-15,419.90

Finding the Fourth Proportional to 15,512.16, 23,092.80 and 15,419.90

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Solution

The fourth proportional to 15,512.16, 23,092.80 and 15,419.90 is: 22,955.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,512.16 : 23,092.80 = 15,419.90 : x
  2. Step 2: Convert to fraction form
    15,512.16/23,092.80 = 15,419.90/x
  3. Step 3: Cross multiply
    15,512.16x = 23,092.80 × 15,419.90
  4. Step 4: Simplify right side
    15,512.16x = 356,088,666.63
  5. Step 5: Solve for x
    x = 356,088,666.63/15,512.16
  6. Step 6: Final answer
    x = 22,955.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.