Home / 30,127.66-41,543.22-22,473.16

Finding the Fourth Proportional to 30,127.66, 41,543.22 and 22,473.16

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Solution

The fourth proportional to 30,127.66, 41,543.22 and 22,473.16 is: 30,988.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,127.66 : 41,543.22 = 22,473.16 : x
  2. Step 2: Convert to fraction form
    30,127.66/41,543.22 = 22,473.16/x
  3. Step 3: Cross multiply
    30,127.66x = 41,543.22 × 22,473.16
  4. Step 4: Simplify right side
    30,127.66x = 933,607,429.98
  5. Step 5: Solve for x
    x = 933,607,429.98/30,127.66
  6. Step 6: Final answer
    x = 30,988.38

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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.