Home / 19,552.30-29,328.45-6,405.10

Finding the Fourth Proportional to 19,552.30, 29,328.45 and 6,405.10

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Solution

The fourth proportional to 19,552.30, 29,328.45 and 6,405.10 is: 9,607.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,552.30 : 29,328.45 = 6,405.10 : x
  2. Step 2: Convert to fraction form
    19,552.30/29,328.45 = 6,405.10/x
  3. Step 3: Cross multiply
    19,552.30x = 29,328.45 × 6,405.10
  4. Step 4: Simplify right side
    19,552.30x = 187,851,655.10
  5. Step 5: Solve for x
    x = 187,851,655.10/19,552.30
  6. Step 6: Final answer
    x = 9,607.65

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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.