Home / 25,557.34-35,269.23-14,378.62

Finding the Fourth Proportional to 25,557.34, 35,269.23 and 14,378.62

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Solution

The fourth proportional to 25,557.34, 35,269.23 and 14,378.62 is: 19,842.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,557.34 : 35,269.23 = 14,378.62 : x
  2. Step 2: Convert to fraction form
    25,557.34/35,269.23 = 14,378.62/x
  3. Step 3: Cross multiply
    25,557.34x = 35,269.23 × 14,378.62
  4. Step 4: Simplify right side
    25,557.34x = 507,122,855.86
  5. Step 5: Solve for x
    x = 507,122,855.86/25,557.34
  6. Step 6: Final answer
    x = 19,842.55

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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.