Home / 22,924.40-31,649.47-14,979.92

Finding the Fourth Proportional to 22,924.40, 31,649.47 and 14,979.92

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Solution

The fourth proportional to 22,924.40, 31,649.47 and 14,979.92 is: 20,681.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,924.40 : 31,649.47 = 14,979.92 : x
  2. Step 2: Convert to fraction form
    22,924.40/31,649.47 = 14,979.92/x
  3. Step 3: Cross multiply
    22,924.40x = 31,649.47 × 14,979.92
  4. Step 4: Simplify right side
    22,924.40x = 474,106,332.95
  5. Step 5: Solve for x
    x = 474,106,332.95/22,924.40
  6. Step 6: Final answer
    x = 20,681.30

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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.