Home / 47,886.20-66,085.32-26,665.02

Finding the Fourth Proportional to 47,886.20, 66,085.32 and 26,665.02

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Solution

The fourth proportional to 47,886.20, 66,085.32 and 26,665.02 is: 36,799.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,886.20 : 66,085.32 = 26,665.02 : x
  2. Step 2: Convert to fraction form
    47,886.20/66,085.32 = 26,665.02/x
  3. Step 3: Cross multiply
    47,886.20x = 66,085.32 × 26,665.02
  4. Step 4: Simplify right side
    47,886.20x = 1,762,166,379.51
  5. Step 5: Solve for x
    x = 1,762,166,379.51/47,886.20
  6. Step 6: Final answer
    x = 36,799.04

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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.