Home / 27,053.48-37,332.14-15,117.72

Finding the Fourth Proportional to 27,053.48, 37,332.14 and 15,117.72

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Solution

The fourth proportional to 27,053.48, 37,332.14 and 15,117.72 is: 20,861.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,053.48 : 37,332.14 = 15,117.72 : x
  2. Step 2: Convert to fraction form
    27,053.48/37,332.14 = 15,117.72/x
  3. Step 3: Cross multiply
    27,053.48x = 37,332.14 × 15,117.72
  4. Step 4: Simplify right side
    27,053.48x = 564,376,763.93
  5. Step 5: Solve for x
    x = 564,376,763.93/27,053.48
  6. Step 6: Final answer
    x = 20,861.53

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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.