Home / 25,479.63-35,160.71-14,149.85

Finding the Fourth Proportional to 25,479.63, 35,160.71 and 14,149.85

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Solution

The fourth proportional to 25,479.63, 35,160.71 and 14,149.85 is: 19,526.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,479.63 : 35,160.71 = 14,149.85 : x
  2. Step 2: Convert to fraction form
    25,479.63/35,160.71 = 14,149.85/x
  3. Step 3: Cross multiply
    25,479.63x = 35,160.71 × 14,149.85
  4. Step 4: Simplify right side
    25,479.63x = 497,518,525.84
  5. Step 5: Solve for x
    x = 497,518,525.84/25,479.63
  6. Step 6: Final answer
    x = 19,526.13

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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.