Home / 40,881.40-56,415.66-22,731.40

Finding the Fourth Proportional to 40,881.40, 56,415.66 and 22,731.40

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Solution

The fourth proportional to 40,881.40, 56,415.66 and 22,731.40 is: 31,368.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,881.40 : 56,415.66 = 22,731.40 : x
  2. Step 2: Convert to fraction form
    40,881.40/56,415.66 = 22,731.40/x
  3. Step 3: Cross multiply
    40,881.40x = 56,415.66 × 22,731.40
  4. Step 4: Simplify right side
    40,881.40x = 1,282,406,933.72
  5. Step 5: Solve for x
    x = 1,282,406,933.72/40,881.40
  6. Step 6: Final answer
    x = 31,368.96

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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.