Home / 56,876.88-85,327.77-17,437.07

Finding the Fourth Proportional to 56,876.88, 85,327.77 and 17,437.07

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Solution

The fourth proportional to 56,876.88, 85,327.77 and 17,437.07 is: 26,159.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,876.88 : 85,327.77 = 17,437.07 : x
  2. Step 2: Convert to fraction form
    56,876.88/85,327.77 = 17,437.07/x
  3. Step 3: Cross multiply
    56,876.88x = 85,327.77 × 17,437.07
  4. Step 4: Simplify right side
    56,876.88x = 1,487,865,871.80
  5. Step 5: Solve for x
    x = 1,487,865,871.80/56,876.88
  6. Step 6: Final answer
    x = 26,159.41

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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.