Home / 56,291.40-77,669.28-32,413.68

Finding the Fourth Proportional to 56,291.40, 77,669.28 and 32,413.68

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Solution

The fourth proportional to 56,291.40, 77,669.28 and 32,413.68 is: 44,723.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,291.40 : 77,669.28 = 32,413.68 : x
  2. Step 2: Convert to fraction form
    56,291.40/77,669.28 = 32,413.68/x
  3. Step 3: Cross multiply
    56,291.40x = 77,669.28 × 32,413.68
  4. Step 4: Simplify right side
    56,291.40x = 2,517,547,187.75
  5. Step 5: Solve for x
    x = 2,517,547,187.75/56,291.40
  6. Step 6: Final answer
    x = 44,723.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.