Home / 40,360.71-60,541.12-19,295.80

Finding the Fourth Proportional to 40,360.71, 60,541.12 and 19,295.80

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Solution

The fourth proportional to 40,360.71, 60,541.12 and 19,295.80 is: 28,943.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,360.71 : 60,541.12 = 19,295.80 : x
  2. Step 2: Convert to fraction form
    40,360.71/60,541.12 = 19,295.80/x
  3. Step 3: Cross multiply
    40,360.71x = 60,541.12 × 19,295.80
  4. Step 4: Simplify right side
    40,360.71x = 1,168,189,295.06
  5. Step 5: Solve for x
    x = 1,168,189,295.06/40,360.71
  6. Step 6: Final answer
    x = 28,943.72

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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.