Home / 43,280.55-59,733.72-31,339.53

Finding the Fourth Proportional to 43,280.55, 59,733.72 and 31,339.53

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Solution

The fourth proportional to 43,280.55, 59,733.72 and 31,339.53 is: 43,253.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,280.55 : 59,733.72 = 31,339.53 : x
  2. Step 2: Convert to fraction form
    43,280.55/59,733.72 = 31,339.53/x
  3. Step 3: Cross multiply
    43,280.55x = 59,733.72 × 31,339.53
  4. Step 4: Simplify right side
    43,280.55x = 1,872,026,709.95
  5. Step 5: Solve for x
    x = 1,872,026,709.95/43,280.55
  6. Step 6: Final answer
    x = 43,253.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.