Home / 19,449.61-29,176.22-15,071.96

Finding the Fourth Proportional to 19,449.61, 29,176.22 and 15,071.96

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Solution

The fourth proportional to 19,449.61, 29,176.22 and 15,071.96 is: 22,609.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,449.61 : 29,176.22 = 15,071.96 : x
  2. Step 2: Convert to fraction form
    19,449.61/29,176.22 = 15,071.96/x
  3. Step 3: Cross multiply
    19,449.61x = 29,176.22 × 15,071.96
  4. Step 4: Simplify right side
    19,449.61x = 439,742,931.41
  5. Step 5: Solve for x
    x = 439,742,931.41/19,449.61
  6. Step 6: Final answer
    x = 22,609.35

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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.