Home / 25,307.68-34,922.70-14,695.60

Finding the Fourth Proportional to 25,307.68, 34,922.70 and 14,695.60

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Solution

The fourth proportional to 25,307.68, 34,922.70 and 14,695.60 is: 20,278.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,307.68 : 34,922.70 = 14,695.60 : x
  2. Step 2: Convert to fraction form
    25,307.68/34,922.70 = 14,695.60/x
  3. Step 3: Cross multiply
    25,307.68x = 34,922.70 × 14,695.60
  4. Step 4: Simplify right side
    25,307.68x = 513,210,030.12
  5. Step 5: Solve for x
    x = 513,210,030.12/25,307.68
  6. Step 6: Final answer
    x = 20,278.83

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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.