Home / 40,081.10-55,263.47-32,432.40

Finding the Fourth Proportional to 40,081.10, 55,263.47 and 32,432.40

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Solution

The fourth proportional to 40,081.10, 55,263.47 and 32,432.40 is: 44,717.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,081.10 : 55,263.47 = 32,432.40 : x
  2. Step 2: Convert to fraction form
    40,081.10/55,263.47 = 32,432.40/x
  3. Step 3: Cross multiply
    40,081.10x = 55,263.47 × 32,432.40
  4. Step 4: Simplify right side
    40,081.10x = 1,792,326,802.27
  5. Step 5: Solve for x
    x = 1,792,326,802.27/40,081.10
  6. Step 6: Final answer
    x = 44,717.51

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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.