Home / 29,378.03-40,541.51-15,949.19

Finding the Fourth Proportional to 29,378.03, 40,541.51 and 15,949.19

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Solution

The fourth proportional to 29,378.03, 40,541.51 and 15,949.19 is: 22,009.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,378.03 : 40,541.51 = 15,949.19 : x
  2. Step 2: Convert to fraction form
    29,378.03/40,541.51 = 15,949.19/x
  3. Step 3: Cross multiply
    29,378.03x = 40,541.51 × 15,949.19
  4. Step 4: Simplify right side
    29,378.03x = 646,604,387.10
  5. Step 5: Solve for x
    x = 646,604,387.10/29,378.03
  6. Step 6: Final answer
    x = 22,009.80

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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.