Home / 25,295.50-34,909.72-13,967.18

Finding the Fourth Proportional to 25,295.50, 34,909.72 and 13,967.18

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Solution

The fourth proportional to 25,295.50, 34,909.72 and 13,967.18 is: 19,275.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,295.50 : 34,909.72 = 13,967.18 : x
  2. Step 2: Convert to fraction form
    25,295.50/34,909.72 = 13,967.18/x
  3. Step 3: Cross multiply
    25,295.50x = 34,909.72 × 13,967.18
  4. Step 4: Simplify right side
    25,295.50x = 487,590,342.99
  5. Step 5: Solve for x
    x = 487,590,342.99/25,295.50
  6. Step 6: Final answer
    x = 19,275.77

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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.