Home / 19,915.70-29,873.55-15,250.10

Finding the Fourth Proportional to 19,915.70, 29,873.55 and 15,250.10

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Solution

The fourth proportional to 19,915.70, 29,873.55 and 15,250.10 is: 22,875.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,915.70 : 29,873.55 = 15,250.10 : x
  2. Step 2: Convert to fraction form
    19,915.70/29,873.55 = 15,250.10/x
  3. Step 3: Cross multiply
    19,915.70x = 29,873.55 × 15,250.10
  4. Step 4: Simplify right side
    19,915.70x = 455,574,624.86
  5. Step 5: Solve for x
    x = 455,574,624.86/19,915.70
  6. Step 6: Final answer
    x = 22,875.15

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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.