Home / 25,347.78-38,026.24-8,703.52

Finding the Fourth Proportional to 25,347.78, 38,026.24 and 8,703.52

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Solution

The fourth proportional to 25,347.78, 38,026.24 and 8,703.52 is: 13,056.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,347.78 : 38,026.24 = 8,703.52 : x
  2. Step 2: Convert to fraction form
    25,347.78/38,026.24 = 8,703.52/x
  3. Step 3: Cross multiply
    25,347.78x = 38,026.24 × 8,703.52
  4. Step 4: Simplify right side
    25,347.78x = 330,962,140.36
  5. Step 5: Solve for x
    x = 330,962,140.36/25,347.78
  6. Step 6: Final answer
    x = 13,056.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.