Home / 22,632.79-31,236.98-12,564.45

Finding the Fourth Proportional to 22,632.79, 31,236.98 and 12,564.45

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Solution

The fourth proportional to 22,632.79, 31,236.98 and 12,564.45 is: 17,341.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,632.79 : 31,236.98 = 12,564.45 : x
  2. Step 2: Convert to fraction form
    22,632.79/31,236.98 = 12,564.45/x
  3. Step 3: Cross multiply
    22,632.79x = 31,236.98 × 12,564.45
  4. Step 4: Simplify right side
    22,632.79x = 392,475,473.36
  5. Step 5: Solve for x
    x = 392,475,473.36/22,632.79
  6. Step 6: Final answer
    x = 17,341.01

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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.