Home / 53,565.98-80,356.32-18,030.06

Finding the Fourth Proportional to 53,565.98, 80,356.32 and 18,030.06

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Solution

The fourth proportional to 53,565.98, 80,356.32 and 18,030.06 is: 27,047.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,565.98 : 80,356.32 = 18,030.06 : x
  2. Step 2: Convert to fraction form
    53,565.98/80,356.32 = 18,030.06/x
  3. Step 3: Cross multiply
    53,565.98x = 80,356.32 × 18,030.06
  4. Step 4: Simplify right side
    53,565.98x = 1,448,829,270.98
  5. Step 5: Solve for x
    x = 1,448,829,270.98/53,565.98
  6. Step 6: Final answer
    x = 27,047.57

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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.