Home / 26,427.79-39,641.50-6,437.04

Finding the Fourth Proportional to 26,427.79, 39,641.50 and 6,437.04

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Solution

The fourth proportional to 26,427.79, 39,641.50 and 6,437.04 is: 9,655.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,427.79 : 39,641.50 = 6,437.04 : x
  2. Step 2: Convert to fraction form
    26,427.79/39,641.50 = 6,437.04/x
  3. Step 3: Cross multiply
    26,427.79x = 39,641.50 × 6,437.04
  4. Step 4: Simplify right side
    26,427.79x = 255,173,780.55
  5. Step 5: Solve for x
    x = 255,173,780.55/26,427.79
  6. Step 6: Final answer
    x = 9,655.51

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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.