Home / 25,308.60-34,928.28-14,697.60

Finding the Fourth Proportional to 25,308.60, 34,928.28 and 14,697.60

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Solution

The fourth proportional to 25,308.60, 34,928.28 and 14,697.60 is: 20,284.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,308.60 : 34,928.28 = 14,697.60 : x
  2. Step 2: Convert to fraction form
    25,308.60/34,928.28 = 14,697.60/x
  3. Step 3: Cross multiply
    25,308.60x = 34,928.28 × 14,697.60
  4. Step 4: Simplify right side
    25,308.60x = 513,361,888.13
  5. Step 5: Solve for x
    x = 513,361,888.13/25,308.60
  6. Step 6: Final answer
    x = 20,284.09

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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.