Home / 23,117.04-31,901.52-12,506.64

Finding the Fourth Proportional to 23,117.04, 31,901.52 and 12,506.64

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Solution

The fourth proportional to 23,117.04, 31,901.52 and 12,506.64 is: 17,259.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,117.04 : 31,901.52 = 12,506.64 : x
  2. Step 2: Convert to fraction form
    23,117.04/31,901.52 = 12,506.64/x
  3. Step 3: Cross multiply
    23,117.04x = 31,901.52 × 12,506.64
  4. Step 4: Simplify right side
    23,117.04x = 398,980,826.09
  5. Step 5: Solve for x
    x = 398,980,826.09/23,117.04
  6. Step 6: Final answer
    x = 17,259.17

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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.