Home / 37,312.22-51,501.72-29,810.78

Finding the Fourth Proportional to 37,312.22, 51,501.72 and 29,810.78

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Solution

The fourth proportional to 37,312.22, 51,501.72 and 29,810.78 is: 41,147.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,312.22 : 51,501.72 = 29,810.78 : x
  2. Step 2: Convert to fraction form
    37,312.22/51,501.72 = 29,810.78/x
  3. Step 3: Cross multiply
    37,312.22x = 51,501.72 × 29,810.78
  4. Step 4: Simplify right side
    37,312.22x = 1,535,306,444.54
  5. Step 5: Solve for x
    x = 1,535,306,444.54/37,312.22
  6. Step 6: Final answer
    x = 41,147.55

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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.