Home / 16,988.85-25,484.40-4,508.70

Finding the Fourth Proportional to 16,988.85, 25,484.40 and 4,508.70

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Solution

The fourth proportional to 16,988.85, 25,484.40 and 4,508.70 is: 6,763.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,988.85 : 25,484.40 = 4,508.70 : x
  2. Step 2: Convert to fraction form
    16,988.85/25,484.40 = 4,508.70/x
  3. Step 3: Cross multiply
    16,988.85x = 25,484.40 × 4,508.70
  4. Step 4: Simplify right side
    16,988.85x = 114,901,514.28
  5. Step 5: Solve for x
    x = 114,901,514.28/16,988.85
  6. Step 6: Final answer
    x = 6,763.35

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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.