Home / 25,216.86-34,798.95-13,886.13

Finding the Fourth Proportional to 25,216.86, 34,798.95 and 13,886.13

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Solution

The fourth proportional to 25,216.86, 34,798.95 and 13,886.13 is: 19,162.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,216.86 : 34,798.95 = 13,886.13 : x
  2. Step 2: Convert to fraction form
    25,216.86/34,798.95 = 13,886.13/x
  3. Step 3: Cross multiply
    25,216.86x = 34,798.95 × 13,886.13
  4. Step 4: Simplify right side
    25,216.86x = 483,222,743.56
  5. Step 5: Solve for x
    x = 483,222,743.56/25,216.86
  6. Step 6: Final answer
    x = 19,162.68

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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.