Home / 23,780.76-32,803.08-15,280.02

Finding the Fourth Proportional to 23,780.76, 32,803.08 and 15,280.02

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Solution

The fourth proportional to 23,780.76, 32,803.08 and 15,280.02 is: 21,077.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,780.76 : 32,803.08 = 15,280.02 : x
  2. Step 2: Convert to fraction form
    23,780.76/32,803.08 = 15,280.02/x
  3. Step 3: Cross multiply
    23,780.76x = 32,803.08 × 15,280.02
  4. Step 4: Simplify right side
    23,780.76x = 501,231,718.46
  5. Step 5: Solve for x
    x = 501,231,718.46/23,780.76
  6. Step 6: Final answer
    x = 21,077.20

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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.