Home / 47,888.64-66,070.80-26,663.76

Finding the Fourth Proportional to 47,888.64, 66,070.80 and 26,663.76

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Solution

The fourth proportional to 47,888.64, 66,070.80 and 26,663.76 is: 36,787.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,888.64 : 66,070.80 = 26,663.76 : x
  2. Step 2: Convert to fraction form
    47,888.64/66,070.80 = 26,663.76/x
  3. Step 3: Cross multiply
    47,888.64x = 66,070.80 × 26,663.76
  4. Step 4: Simplify right side
    47,888.64x = 1,761,695,954.21
  5. Step 5: Solve for x
    x = 1,761,695,954.21/47,888.64
  6. Step 6: Final answer
    x = 36,787.35

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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.