Home / 19,498.68-29,244.92-5,457.20

Finding the Fourth Proportional to 19,498.68, 29,244.92 and 5,457.20

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Solution

The fourth proportional to 19,498.68, 29,244.92 and 5,457.20 is: 8,184.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,498.68 : 29,244.92 = 5,457.20 : x
  2. Step 2: Convert to fraction form
    19,498.68/29,244.92 = 5,457.20/x
  3. Step 3: Cross multiply
    19,498.68x = 29,244.92 × 5,457.20
  4. Step 4: Simplify right side
    19,498.68x = 159,595,203.91
  5. Step 5: Solve for x
    x = 159,595,203.91/19,498.68
  6. Step 6: Final answer
    x = 8,184.92

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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.