Home / 22,833.06-31,509.53-12,761.51

Finding the Fourth Proportional to 22,833.06, 31,509.53 and 12,761.51

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Solution

The fourth proportional to 22,833.06, 31,509.53 and 12,761.51 is: 17,610.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,833.06 : 31,509.53 = 12,761.51 : x
  2. Step 2: Convert to fraction form
    22,833.06/31,509.53 = 12,761.51/x
  3. Step 3: Cross multiply
    22,833.06x = 31,509.53 × 12,761.51
  4. Step 4: Simplify right side
    22,833.06x = 402,108,960.84
  5. Step 5: Solve for x
    x = 402,108,960.84/22,833.06
  6. Step 6: Final answer
    x = 17,610.82

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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.