Home / 37,336.12-51,507.18-21,417.40

Finding the Fourth Proportional to 37,336.12, 51,507.18 and 21,417.40

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Solution

The fourth proportional to 37,336.12, 51,507.18 and 21,417.40 is: 29,546.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,336.12 : 51,507.18 = 21,417.40 : x
  2. Step 2: Convert to fraction form
    37,336.12/51,507.18 = 21,417.40/x
  3. Step 3: Cross multiply
    37,336.12x = 51,507.18 × 21,417.40
  4. Step 4: Simplify right side
    37,336.12x = 1,103,149,876.93
  5. Step 5: Solve for x
    x = 1,103,149,876.93/37,336.12
  6. Step 6: Final answer
    x = 29,546.45

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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.