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Finding the Fourth Proportional to 47,707.93, 65,838.45 and 26,488.90

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Solution

The fourth proportional to 47,707.93, 65,838.45 and 26,488.90 is: 36,555.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,707.93 : 65,838.45 = 26,488.90 : x
  2. Step 2: Convert to fraction form
    47,707.93/65,838.45 = 26,488.90/x
  3. Step 3: Cross multiply
    47,707.93x = 65,838.45 × 26,488.90
  4. Step 4: Simplify right side
    47,707.93x = 1,743,988,118.21
  5. Step 5: Solve for x
    x = 1,743,988,118.21/47,707.93
  6. Step 6: Final answer
    x = 36,555.52

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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.