Home / 23,117.24-31,901.64-12,506.84

Finding the Fourth Proportional to 23,117.24, 31,901.64 and 12,506.84

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Solution

The fourth proportional to 23,117.24, 31,901.64 and 12,506.84 is: 17,259.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,117.24 : 31,901.64 = 12,506.84 : x
  2. Step 2: Convert to fraction form
    23,117.24/31,901.64 = 12,506.84/x
  3. Step 3: Cross multiply
    23,117.24x = 31,901.64 × 12,506.84
  4. Step 4: Simplify right side
    23,117.24x = 398,988,707.22
  5. Step 5: Solve for x
    x = 398,988,707.22/23,117.24
  6. Step 6: Final answer
    x = 17,259.36

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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.