Home / 37,108.81-51,168.95-28,591.93

Finding the Fourth Proportional to 37,108.81, 51,168.95 and 28,591.93

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Solution

The fourth proportional to 37,108.81, 51,168.95 and 28,591.93 is: 39,425.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,108.81 : 51,168.95 = 28,591.93 : x
  2. Step 2: Convert to fraction form
    37,108.81/51,168.95 = 28,591.93/x
  3. Step 3: Cross multiply
    37,108.81x = 51,168.95 × 28,591.93
  4. Step 4: Simplify right side
    37,108.81x = 1,463,019,036.57
  5. Step 5: Solve for x
    x = 1,463,019,036.57/37,108.81
  6. Step 6: Final answer
    x = 39,425.11

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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.