Home / 47,941.28-66,159.06-26,720.12

Finding the Fourth Proportional to 47,941.28, 66,159.06 and 26,720.12

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Solution

The fourth proportional to 47,941.28, 66,159.06 and 26,720.12 is: 36,873.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,941.28 : 66,159.06 = 26,720.12 : x
  2. Step 2: Convert to fraction form
    47,941.28/66,159.06 = 26,720.12/x
  3. Step 3: Cross multiply
    47,941.28x = 66,159.06 × 26,720.12
  4. Step 4: Simplify right side
    47,941.28x = 1,767,778,022.29
  5. Step 5: Solve for x
    x = 1,767,778,022.29/47,941.28
  6. Step 6: Final answer
    x = 36,873.82

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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.