Home / 40,776.60-56,219.61-26,411.04

Finding the Fourth Proportional to 40,776.60, 56,219.61 and 26,411.04

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Solution

The fourth proportional to 40,776.60, 56,219.61 and 26,411.04 is: 36,413.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,776.60 : 56,219.61 = 26,411.04 : x
  2. Step 2: Convert to fraction form
    40,776.60/56,219.61 = 26,411.04/x
  3. Step 3: Cross multiply
    40,776.60x = 56,219.61 × 26,411.04
  4. Step 4: Simplify right side
    40,776.60x = 1,484,818,368.49
  5. Step 5: Solve for x
    x = 1,484,818,368.49/40,776.60
  6. Step 6: Final answer
    x = 36,413.49

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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.