Home / 18,632.49-25,706.55-10,565.28

Finding the Fourth Proportional to 18,632.49, 25,706.55 and 10,565.28

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Solution

The fourth proportional to 18,632.49, 25,706.55 and 10,565.28 is: 14,576.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,632.49 : 25,706.55 = 10,565.28 : x
  2. Step 2: Convert to fraction form
    18,632.49/25,706.55 = 10,565.28/x
  3. Step 3: Cross multiply
    18,632.49x = 25,706.55 × 10,565.28
  4. Step 4: Simplify right side
    18,632.49x = 271,596,898.58
  5. Step 5: Solve for x
    x = 271,596,898.58/18,632.49
  6. Step 6: Final answer
    x = 14,576.52

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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.