Home / 37,278.10-51,424.16-22,160.00

Finding the Fourth Proportional to 37,278.10, 51,424.16 and 22,160.00

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Solution

The fourth proportional to 37,278.10, 51,424.16 and 22,160.00 is: 30,569.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,278.10 : 51,424.16 = 22,160.00 : x
  2. Step 2: Convert to fraction form
    37,278.10/51,424.16 = 22,160.00/x
  3. Step 3: Cross multiply
    37,278.10x = 51,424.16 × 22,160.00
  4. Step 4: Simplify right side
    37,278.10x = 1,139,559,569.56
  5. Step 5: Solve for x
    x = 1,139,559,569.56/37,278.10
  6. Step 6: Final answer
    x = 30,569.15

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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.