Home / 58,921.32-88,395.81-19,478.43

Finding the Fourth Proportional to 58,921.32, 88,395.81 and 19,478.43

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Solution

The fourth proportional to 58,921.32, 88,395.81 and 19,478.43 is: 29,222.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,921.32 : 88,395.81 = 19,478.43 : x
  2. Step 2: Convert to fraction form
    58,921.32/88,395.81 = 19,478.43/x
  3. Step 3: Cross multiply
    58,921.32x = 88,395.81 × 19,478.43
  4. Step 4: Simplify right side
    58,921.32x = 1,721,811,597.38
  5. Step 5: Solve for x
    x = 1,721,811,597.38/58,921.32
  6. Step 6: Final answer
    x = 29,222.22

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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.