Home / 19,401.18-29,089.02-9,403.28

Finding the Fourth Proportional to 19,401.18, 29,089.02 and 9,403.28

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Solution

The fourth proportional to 19,401.18, 29,089.02 and 9,403.28 is: 14,098.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,401.18 : 29,089.02 = 9,403.28 : x
  2. Step 2: Convert to fraction form
    19,401.18/29,089.02 = 9,403.28/x
  3. Step 3: Cross multiply
    19,401.18x = 29,089.02 × 9,403.28
  4. Step 4: Simplify right side
    19,401.18x = 273,532,199.99
  5. Step 5: Solve for x
    x = 273,532,199.99/19,401.18
  6. Step 6: Final answer
    x = 14,098.74

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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.