Home / 25,763.13-38,618.55-14,646.84

Finding the Fourth Proportional to 25,763.13, 38,618.55 and 14,646.84

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Solution

The fourth proportional to 25,763.13, 38,618.55 and 14,646.84 is: 21,955.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,763.13 : 38,618.55 = 14,646.84 : x
  2. Step 2: Convert to fraction form
    25,763.13/38,618.55 = 14,646.84/x
  3. Step 3: Cross multiply
    25,763.13x = 38,618.55 × 14,646.84
  4. Step 4: Simplify right side
    25,763.13x = 565,639,722.88
  5. Step 5: Solve for x
    x = 565,639,722.88/25,763.13
  6. Step 6: Final answer
    x = 21,955.40

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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.