Home / 40,702.64-56,163.11-22,798.40

Finding the Fourth Proportional to 40,702.64, 56,163.11 and 22,798.40

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Solution

The fourth proportional to 40,702.64, 56,163.11 and 22,798.40 is: 31,458.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,702.64 : 56,163.11 = 22,798.40 : x
  2. Step 2: Convert to fraction form
    40,702.64/56,163.11 = 22,798.40/x
  3. Step 3: Cross multiply
    40,702.64x = 56,163.11 × 22,798.40
  4. Step 4: Simplify right side
    40,702.64x = 1,280,428,652.22
  5. Step 5: Solve for x
    x = 1,280,428,652.22/40,702.64
  6. Step 6: Final answer
    x = 31,458.13

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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.