Home / 28,827.32-39,766.56-23,455.76

Finding the Fourth Proportional to 28,827.32, 39,766.56 and 23,455.76

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Solution

The fourth proportional to 28,827.32, 39,766.56 and 23,455.76 is: 32,356.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,827.32 : 39,766.56 = 23,455.76 : x
  2. Step 2: Convert to fraction form
    28,827.32/39,766.56 = 23,455.76/x
  3. Step 3: Cross multiply
    28,827.32x = 39,766.56 × 23,455.76
  4. Step 4: Simplify right side
    28,827.32x = 932,754,688.55
  5. Step 5: Solve for x
    x = 932,754,688.55/28,827.32
  6. Step 6: Final answer
    x = 32,356.63

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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.