Home / 22,503.76-31,057.00-12,433.07

Finding the Fourth Proportional to 22,503.76, 31,057.00 and 12,433.07

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Solution

The fourth proportional to 22,503.76, 31,057.00 and 12,433.07 is: 17,158.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,503.76 : 31,057.00 = 12,433.07 : x
  2. Step 2: Convert to fraction form
    22,503.76/31,057.00 = 12,433.07/x
  3. Step 3: Cross multiply
    22,503.76x = 31,057.00 × 12,433.07
  4. Step 4: Simplify right side
    22,503.76x = 386,133,901.55
  5. Step 5: Solve for x
    x = 386,133,901.55/22,503.76
  6. Step 6: Final answer
    x = 17,158.64

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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.