Home / 25,667.18-38,444.73-15,776.47

Finding the Fourth Proportional to 25,667.18, 38,444.73 and 15,776.47

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Solution

The fourth proportional to 25,667.18, 38,444.73 and 15,776.47 is: 23,630.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,667.18 : 38,444.73 = 15,776.47 : x
  2. Step 2: Convert to fraction form
    25,667.18/38,444.73 = 15,776.47/x
  3. Step 3: Cross multiply
    25,667.18x = 38,444.73 × 15,776.47
  4. Step 4: Simplify right side
    25,667.18x = 606,522,118.40
  5. Step 5: Solve for x
    x = 606,522,118.40/25,667.18
  6. Step 6: Final answer
    x = 23,630.26

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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.