Home / 17,519.95-26,264.30-6,424.05

Finding the Fourth Proportional to 17,519.95, 26,264.30 and 6,424.05

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Solution

The fourth proportional to 17,519.95, 26,264.30 and 6,424.05 is: 9,630.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,519.95 : 26,264.30 = 6,424.05 : x
  2. Step 2: Convert to fraction form
    17,519.95/26,264.30 = 6,424.05/x
  3. Step 3: Cross multiply
    17,519.95x = 26,264.30 × 6,424.05
  4. Step 4: Simplify right side
    17,519.95x = 168,723,176.42
  5. Step 5: Solve for x
    x = 168,723,176.42/17,519.95
  6. Step 6: Final answer
    x = 9,630.35

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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.