Home / 25,864.32-35,692.79-14,686.32

Finding the Fourth Proportional to 25,864.32, 35,692.79 and 14,686.32

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Solution

The fourth proportional to 25,864.32, 35,692.79 and 14,686.32 is: 20,267.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,864.32 : 35,692.79 = 14,686.32 : x
  2. Step 2: Convert to fraction form
    25,864.32/35,692.79 = 14,686.32/x
  3. Step 3: Cross multiply
    25,864.32x = 35,692.79 × 14,686.32
  4. Step 4: Simplify right side
    25,864.32x = 524,195,662.20
  5. Step 5: Solve for x
    x = 524,195,662.20/25,864.32
  6. Step 6: Final answer
    x = 20,267.13

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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.