Home / 18,525.68-25,565.28-10,027.76

Finding the Fourth Proportional to 18,525.68, 25,565.28 and 10,027.76

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Solution

The fourth proportional to 18,525.68, 25,565.28 and 10,027.76 is: 13,838.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,525.68 : 25,565.28 = 10,027.76 : x
  2. Step 2: Convert to fraction form
    18,525.68/25,565.28 = 10,027.76/x
  3. Step 3: Cross multiply
    18,525.68x = 25,565.28 × 10,027.76
  4. Step 4: Simplify right side
    18,525.68x = 256,362,492.17
  5. Step 5: Solve for x
    x = 256,362,492.17/18,525.68
  6. Step 6: Final answer
    x = 13,838.22

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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.