Home / 38,423.76-53,029.08-22,521.66

Finding the Fourth Proportional to 38,423.76, 53,029.08 and 22,521.66

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Solution

The fourth proportional to 38,423.76, 53,029.08 and 22,521.66 is: 31,082.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,423.76 : 53,029.08 = 22,521.66 : x
  2. Step 2: Convert to fraction form
    38,423.76/53,029.08 = 22,521.66/x
  3. Step 3: Cross multiply
    38,423.76x = 53,029.08 × 22,521.66
  4. Step 4: Simplify right side
    38,423.76x = 1,194,302,909.87
  5. Step 5: Solve for x
    x = 1,194,302,909.87/38,423.76
  6. Step 6: Final answer
    x = 31,082.41

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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.