Home / 15,546.49-23,320.02-5,685.76

Finding the Fourth Proportional to 15,546.49, 23,320.02 and 5,685.76

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Solution

The fourth proportional to 15,546.49, 23,320.02 and 5,685.76 is: 8,528.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,546.49 : 23,320.02 = 5,685.76 : x
  2. Step 2: Convert to fraction form
    15,546.49/23,320.02 = 5,685.76/x
  3. Step 3: Cross multiply
    15,546.49x = 23,320.02 × 5,685.76
  4. Step 4: Simplify right side
    15,546.49x = 132,592,036.92
  5. Step 5: Solve for x
    x = 132,592,036.92/15,546.49
  6. Step 6: Final answer
    x = 8,528.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.