Home / 27,077.57-40,612.17-10,445.39

Finding the Fourth Proportional to 27,077.57, 40,612.17 and 10,445.39

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Solution

The fourth proportional to 27,077.57, 40,612.17 and 10,445.39 is: 15,666.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,077.57 : 40,612.17 = 10,445.39 : x
  2. Step 2: Convert to fraction form
    27,077.57/40,612.17 = 10,445.39/x
  3. Step 3: Cross multiply
    27,077.57x = 40,612.17 × 10,445.39
  4. Step 4: Simplify right side
    27,077.57x = 424,209,954.40
  5. Step 5: Solve for x
    x = 424,209,954.40/27,077.57
  6. Step 6: Final answer
    x = 15,666.47

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1.5x scale

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.