Home / 31,547.68-43,535.28-17,401.84

Finding the Fourth Proportional to 31,547.68, 43,535.28 and 17,401.84

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Solution

The fourth proportional to 31,547.68, 43,535.28 and 17,401.84 is: 24,014.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,547.68 : 43,535.28 = 17,401.84 : x
  2. Step 2: Convert to fraction form
    31,547.68/43,535.28 = 17,401.84/x
  3. Step 3: Cross multiply
    31,547.68x = 43,535.28 × 17,401.84
  4. Step 4: Simplify right side
    31,547.68x = 757,593,976.92
  5. Step 5: Solve for x
    x = 757,593,976.92/31,547.68
  6. Step 6: Final answer
    x = 24,014.25

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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.