Home / 25,479.39-35,160.90-14,148.60

Finding the Fourth Proportional to 25,479.39, 35,160.90 and 14,148.60

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Solution

The fourth proportional to 25,479.39, 35,160.90 and 14,148.60 is: 19,524.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,479.39 : 35,160.90 = 14,148.60 : x
  2. Step 2: Convert to fraction form
    25,479.39/35,160.90 = 14,148.60/x
  3. Step 3: Cross multiply
    25,479.39x = 35,160.90 × 14,148.60
  4. Step 4: Simplify right side
    25,479.39x = 497,477,509.74
  5. Step 5: Solve for x
    x = 497,477,509.74/25,479.39
  6. Step 6: Final answer
    x = 19,524.70

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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.