Home / 30,599.61-42,203.66-22,133.49

Finding the Fourth Proportional to 30,599.61, 42,203.66 and 22,133.49

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Solution

The fourth proportional to 30,599.61, 42,203.66 and 22,133.49 is: 30,527.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,599.61 : 42,203.66 = 22,133.49 : x
  2. Step 2: Convert to fraction form
    30,599.61/42,203.66 = 22,133.49/x
  3. Step 3: Cross multiply
    30,599.61x = 42,203.66 × 22,133.49
  4. Step 4: Simplify right side
    30,599.61x = 934,114,175.91
  5. Step 5: Solve for x
    x = 934,114,175.91/30,599.61
  6. Step 6: Final answer
    x = 30,527.00

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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.