Home / 27,711.02-38,232.95-16,381.55

Finding the Fourth Proportional to 27,711.02, 38,232.95 and 16,381.55

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Solution

The fourth proportional to 27,711.02, 38,232.95 and 16,381.55 is: 22,601.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,711.02 : 38,232.95 = 16,381.55 : x
  2. Step 2: Convert to fraction form
    27,711.02/38,232.95 = 16,381.55/x
  3. Step 3: Cross multiply
    27,711.02x = 38,232.95 × 16,381.55
  4. Step 4: Simplify right side
    27,711.02x = 626,314,995.75
  5. Step 5: Solve for x
    x = 626,314,995.75/27,711.02
  6. Step 6: Final answer
    x = 22,601.66

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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.