Home / 25,987.05-35,859.60-14,658.32

Finding the Fourth Proportional to 25,987.05, 35,859.60 and 14,658.32

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Solution

The fourth proportional to 25,987.05, 35,859.60 and 14,658.32 is: 20,227.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,987.05 : 35,859.60 = 14,658.32 : x
  2. Step 2: Convert to fraction form
    25,987.05/35,859.60 = 14,658.32/x
  3. Step 3: Cross multiply
    25,987.05x = 35,859.60 × 14,658.32
  4. Step 4: Simplify right side
    25,987.05x = 525,641,312.57
  5. Step 5: Solve for x
    x = 525,641,312.57/25,987.05
  6. Step 6: Final answer
    x = 20,227.05

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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.