Home / 37,776.68-56,665-17,995.28

Finding the Fourth Proportional to 37,776.68, 56,665 and 17,995.28

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Solution

The fourth proportional to 37,776.68, 56,665 and 17,995.28 is: 26,992.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,776.68 : 56,665 = 17,995.28 : x
  2. Step 2: Convert to fraction form
    37,776.68/56,665 = 17,995.28/x
  3. Step 3: Cross multiply
    37,776.68x = 56,665 × 17,995.28
  4. Step 4: Simplify right side
    37,776.68x = 1,019,702,541.20
  5. Step 5: Solve for x
    x = 1,019,702,541.20/37,776.68
  6. Step 6: Final answer
    x = 26,992.91

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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.