Home / 25,818.48-35,631.18-14,488.65

Finding the Fourth Proportional to 25,818.48, 35,631.18 and 14,488.65

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Solution

The fourth proportional to 25,818.48, 35,631.18 and 14,488.65 is: 19,995.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,818.48 : 35,631.18 = 14,488.65 : x
  2. Step 2: Convert to fraction form
    25,818.48/35,631.18 = 14,488.65/x
  3. Step 3: Cross multiply
    25,818.48x = 35,631.18 × 14,488.65
  4. Step 4: Simplify right side
    25,818.48x = 516,247,696.11
  5. Step 5: Solve for x
    x = 516,247,696.11/25,818.48
  6. Step 6: Final answer
    x = 19,995.28

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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.