Home / 19,423.74-29,115.35-13,184.25

Finding the Fourth Proportional to 19,423.74, 29,115.35 and 13,184.25

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Solution

The fourth proportional to 19,423.74, 29,115.35 and 13,184.25 is: 19,762.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,423.74 : 29,115.35 = 13,184.25 : x
  2. Step 2: Convert to fraction form
    19,423.74/29,115.35 = 13,184.25/x
  3. Step 3: Cross multiply
    19,423.74x = 29,115.35 × 13,184.25
  4. Step 4: Simplify right side
    19,423.74x = 383,864,053.24
  5. Step 5: Solve for x
    x = 383,864,053.24/19,423.74
  6. Step 6: Final answer
    x = 19,762.62

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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.