Home / 25,557.85-38,341.10-14,486.23

Finding the Fourth Proportional to 25,557.85, 38,341.10 and 14,486.23

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Solution

The fourth proportional to 25,557.85, 38,341.10 and 14,486.23 is: 21,731.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,557.85 : 38,341.10 = 14,486.23 : x
  2. Step 2: Convert to fraction form
    25,557.85/38,341.10 = 14,486.23/x
  3. Step 3: Cross multiply
    25,557.85x = 38,341.10 × 14,486.23
  4. Step 4: Simplify right side
    25,557.85x = 555,417,993.05
  5. Step 5: Solve for x
    x = 555,417,993.05/25,557.85
  6. Step 6: Final answer
    x = 21,731.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.