Home / 27,332.50-37,712.36-15,393.46

Finding the Fourth Proportional to 27,332.50, 37,712.36 and 15,393.46

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Solution

The fourth proportional to 27,332.50, 37,712.36 and 15,393.46 is: 21,239.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,332.50 : 37,712.36 = 15,393.46 : x
  2. Step 2: Convert to fraction form
    27,332.50/37,712.36 = 15,393.46/x
  3. Step 3: Cross multiply
    27,332.50x = 37,712.36 × 15,393.46
  4. Step 4: Simplify right side
    27,332.50x = 580,523,705.17
  5. Step 5: Solve for x
    x = 580,523,705.17/27,332.50
  6. Step 6: Final answer
    x = 21,239.32

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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.