Home / 22,548.24-31,113-14,590.80

Finding the Fourth Proportional to 22,548.24, 31,113 and 14,590.80

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Solution

The fourth proportional to 22,548.24, 31,113 and 14,590.80 is: 20,132.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,548.24 : 31,113 = 14,590.80 : x
  2. Step 2: Convert to fraction form
    22,548.24/31,113 = 14,590.80/x
  3. Step 3: Cross multiply
    22,548.24x = 31,113 × 14,590.80
  4. Step 4: Simplify right side
    22,548.24x = 453,963,560.40
  5. Step 5: Solve for x
    x = 453,963,560.40/22,548.24
  6. Step 6: Final answer
    x = 20,132.99

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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.