Home / 25,435.77-38,158.05-8,567.16

Finding the Fourth Proportional to 25,435.77, 38,158.05 and 8,567.16

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Solution

The fourth proportional to 25,435.77, 38,158.05 and 8,567.16 is: 12,852.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,435.77 : 38,158.05 = 8,567.16 : x
  2. Step 2: Convert to fraction form
    25,435.77/38,158.05 = 8,567.16/x
  3. Step 3: Cross multiply
    25,435.77x = 38,158.05 × 8,567.16
  4. Step 4: Simplify right side
    25,435.77x = 326,906,119.64
  5. Step 5: Solve for x
    x = 326,906,119.64/25,435.77
  6. Step 6: Final answer
    x = 12,852.22

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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.