Home / 14,897.74-20,551.17-10,117.93

Finding the Fourth Proportional to 14,897.74, 20,551.17 and 10,117.93

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Solution

The fourth proportional to 14,897.74, 20,551.17 and 10,117.93 is: 13,957.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,897.74 : 20,551.17 = 10,117.93 : x
  2. Step 2: Convert to fraction form
    14,897.74/20,551.17 = 10,117.93/x
  3. Step 3: Cross multiply
    14,897.74x = 20,551.17 × 10,117.93
  4. Step 4: Simplify right side
    14,897.74x = 207,935,299.48
  5. Step 5: Solve for x
    x = 207,935,299.48/14,897.74
  6. Step 6: Final answer
    x = 13,957.51

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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.