Home / 19,264.08-28,899.36-9,397.20

Finding the Fourth Proportional to 19,264.08, 28,899.36 and 9,397.20

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Solution

The fourth proportional to 19,264.08, 28,899.36 and 9,397.20 is: 14,097.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,264.08 : 28,899.36 = 9,397.20 : x
  2. Step 2: Convert to fraction form
    19,264.08/28,899.36 = 9,397.20/x
  3. Step 3: Cross multiply
    19,264.08x = 28,899.36 × 9,397.20
  4. Step 4: Simplify right side
    19,264.08x = 271,573,065.79
  5. Step 5: Solve for x
    x = 271,573,065.79/19,264.08
  6. Step 6: Final answer
    x = 14,097.38

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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.