Home / 56,407.31-84,527.88-31,413.01

Finding the Fourth Proportional to 56,407.31, 84,527.88 and 31,413.01

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Solution

The fourth proportional to 56,407.31, 84,527.88 and 31,413.01 is: 47,073.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,407.31 : 84,527.88 = 31,413.01 : x
  2. Step 2: Convert to fraction form
    56,407.31/84,527.88 = 31,413.01/x
  3. Step 3: Cross multiply
    56,407.31x = 84,527.88 × 31,413.01
  4. Step 4: Simplify right side
    56,407.31x = 2,655,274,560.01
  5. Step 5: Solve for x
    x = 2,655,274,560.01/56,407.31
  6. Step 6: Final answer
    x = 47,073.24

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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.