Home / 56,878.83-85,319.46-17,435.07

Finding the Fourth Proportional to 56,878.83, 85,319.46 and 17,435.07

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Solution

The fourth proportional to 56,878.83, 85,319.46 and 17,435.07 is: 26,152.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,878.83 : 85,319.46 = 17,435.07 : x
  2. Step 2: Convert to fraction form
    56,878.83/85,319.46 = 17,435.07/x
  3. Step 3: Cross multiply
    56,878.83x = 85,319.46 × 17,435.07
  4. Step 4: Simplify right side
    56,878.83x = 1,487,550,757.46
  5. Step 5: Solve for x
    x = 1,487,550,757.46/56,878.83
  6. Step 6: Final answer
    x = 26,152.98

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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.