Home / 25,031.82-34,547.78-14,276.71

Finding the Fourth Proportional to 25,031.82, 34,547.78 and 14,276.71

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Solution

The fourth proportional to 25,031.82, 34,547.78 and 14,276.71 is: 19,704.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,031.82 : 34,547.78 = 14,276.71 : x
  2. Step 2: Convert to fraction form
    25,031.82/34,547.78 = 14,276.71/x
  3. Step 3: Cross multiply
    25,031.82x = 34,547.78 × 14,276.71
  4. Step 4: Simplify right side
    25,031.82x = 493,228,636.20
  5. Step 5: Solve for x
    x = 493,228,636.20/25,031.82
  6. Step 6: Final answer
    x = 19,704.07

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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.