Home / 47,640.07-65,744.54-26,130.75

Finding the Fourth Proportional to 47,640.07, 65,744.54 and 26,130.75

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Solution

The fourth proportional to 47,640.07, 65,744.54 and 26,130.75 is: 36,061.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,640.07 : 65,744.54 = 26,130.75 : x
  2. Step 2: Convert to fraction form
    47,640.07/65,744.54 = 26,130.75/x
  3. Step 3: Cross multiply
    47,640.07x = 65,744.54 × 26,130.75
  4. Step 4: Simplify right side
    47,640.07x = 1,717,954,138.61
  5. Step 5: Solve for x
    x = 1,717,954,138.61/47,640.07
  6. Step 6: Final answer
    x = 36,061.12

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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.