Home / 18,124.26-25,011.52-10,575.78

Finding the Fourth Proportional to 18,124.26, 25,011.52 and 10,575.78

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Solution

The fourth proportional to 18,124.26, 25,011.52 and 10,575.78 is: 14,594.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,124.26 : 25,011.52 = 10,575.78 : x
  2. Step 2: Convert to fraction form
    18,124.26/25,011.52 = 10,575.78/x
  3. Step 3: Cross multiply
    18,124.26x = 25,011.52 × 10,575.78
  4. Step 4: Simplify right side
    18,124.26x = 264,516,332.99
  5. Step 5: Solve for x
    x = 264,516,332.99/18,124.26
  6. Step 6: Final answer
    x = 14,594.60

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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.