Home / 25,646.91-35,388.74-14,315.82

Finding the Fourth Proportional to 25,646.91, 35,388.74 and 14,315.82

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Solution

The fourth proportional to 25,646.91, 35,388.74 and 14,315.82 is: 19,753.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,646.91 : 35,388.74 = 14,315.82 : x
  2. Step 2: Convert to fraction form
    25,646.91/35,388.74 = 14,315.82/x
  3. Step 3: Cross multiply
    25,646.91x = 35,388.74 × 14,315.82
  4. Step 4: Simplify right side
    25,646.91x = 506,618,760.29
  5. Step 5: Solve for x
    x = 506,618,760.29/25,646.91
  6. Step 6: Final answer
    x = 19,753.60

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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.