Home / 47,901.24-66,105.36-27,758.16

Finding the Fourth Proportional to 47,901.24, 66,105.36 and 27,758.16

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Solution

The fourth proportional to 47,901.24, 66,105.36 and 27,758.16 is: 38,307.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,901.24 : 66,105.36 = 27,758.16 : x
  2. Step 2: Convert to fraction form
    47,901.24/66,105.36 = 27,758.16/x
  3. Step 3: Cross multiply
    47,901.24x = 66,105.36 × 27,758.16
  4. Step 4: Simplify right side
    47,901.24x = 1,834,963,159.74
  5. Step 5: Solve for x
    x = 1,834,963,159.74/47,901.24
  6. Step 6: Final answer
    x = 38,307.22

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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.