Home / 24,875.50-34,351.01-15,803.80

Finding the Fourth Proportional to 24,875.50, 34,351.01 and 15,803.80

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Solution

The fourth proportional to 24,875.50, 34,351.01 and 15,803.80 is: 21,823.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,875.50 : 34,351.01 = 15,803.80 : x
  2. Step 2: Convert to fraction form
    24,875.50/34,351.01 = 15,803.80/x
  3. Step 3: Cross multiply
    24,875.50x = 34,351.01 × 15,803.80
  4. Step 4: Simplify right side
    24,875.50x = 542,876,491.84
  5. Step 5: Solve for x
    x = 542,876,491.84/24,875.50
  6. Step 6: Final answer
    x = 21,823.74

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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.