Home / 47,378.96-65,381.28-26,158.16

Finding the Fourth Proportional to 47,378.96, 65,381.28 and 26,158.16

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Solution

The fourth proportional to 47,378.96, 65,381.28 and 26,158.16 is: 36,097.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,378.96 : 65,381.28 = 26,158.16 : x
  2. Step 2: Convert to fraction form
    47,378.96/65,381.28 = 26,158.16/x
  3. Step 3: Cross multiply
    47,378.96x = 65,381.28 × 26,158.16
  4. Step 4: Simplify right side
    47,378.96x = 1,710,253,983.24
  5. Step 5: Solve for x
    x = 1,710,253,983.24/47,378.96
  6. Step 6: Final answer
    x = 36,097.33

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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.