Home / 19,948.46-29,931.48-10,586.20

Finding the Fourth Proportional to 19,948.46, 29,931.48 and 10,586.20

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Solution

The fourth proportional to 19,948.46, 29,931.48 and 10,586.20 is: 15,883.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,948.46 : 29,931.48 = 10,586.20 : x
  2. Step 2: Convert to fraction form
    19,948.46/29,931.48 = 10,586.20/x
  3. Step 3: Cross multiply
    19,948.46x = 29,931.48 × 10,586.20
  4. Step 4: Simplify right side
    19,948.46x = 316,860,633.58
  5. Step 5: Solve for x
    x = 316,860,633.58/19,948.46
  6. Step 6: Final answer
    x = 15,883.96

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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.