Home / 25,478.05-35,158.53-14,148.27

Finding the Fourth Proportional to 25,478.05, 35,158.53 and 14,148.27

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Solution

The fourth proportional to 25,478.05, 35,158.53 and 14,148.27 is: 19,523.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,478.05 : 35,158.53 = 14,148.27 : x
  2. Step 2: Convert to fraction form
    25,478.05/35,158.53 = 14,148.27/x
  3. Step 3: Cross multiply
    25,478.05x = 35,158.53 × 14,148.27
  4. Step 4: Simplify right side
    25,478.05x = 497,432,277.26
  5. Step 5: Solve for x
    x = 497,432,277.26/25,478.05
  6. Step 6: Final answer
    x = 19,523.96

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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.