Home / 37,210.16-55,820.64-19,675.28

Finding the Fourth Proportional to 37,210.16, 55,820.64 and 19,675.28

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Solution

The fourth proportional to 37,210.16, 55,820.64 and 19,675.28 is: 29,515.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,210.16 : 55,820.64 = 19,675.28 : x
  2. Step 2: Convert to fraction form
    37,210.16/55,820.64 = 19,675.28/x
  3. Step 3: Cross multiply
    37,210.16x = 55,820.64 × 19,675.28
  4. Step 4: Simplify right side
    37,210.16x = 1,098,286,721.78
  5. Step 5: Solve for x
    x = 1,098,286,721.78/37,210.16
  6. Step 6: Final answer
    x = 29,515.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.