Home / 47,865.72-66,053.70-26,643.72

Finding the Fourth Proportional to 47,865.72, 66,053.70 and 26,643.72

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Solution

The fourth proportional to 47,865.72, 66,053.70 and 26,643.72 is: 36,767.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,865.72 : 66,053.70 = 26,643.72 : x
  2. Step 2: Convert to fraction form
    47,865.72/66,053.70 = 26,643.72/x
  3. Step 3: Cross multiply
    47,865.72x = 66,053.70 × 26,643.72
  4. Step 4: Simplify right side
    47,865.72x = 1,759,916,287.76
  5. Step 5: Solve for x
    x = 1,759,916,287.76/47,865.72
  6. Step 6: Final answer
    x = 36,767.78

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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.