Home / 35,446.70-53,154.48-10,488.69

Finding the Fourth Proportional to 35,446.70, 53,154.48 and 10,488.69

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Solution

The fourth proportional to 35,446.70, 53,154.48 and 10,488.69 is: 15,728.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,446.70 : 53,154.48 = 10,488.69 : x
  2. Step 2: Convert to fraction form
    35,446.70/53,154.48 = 10,488.69/x
  3. Step 3: Cross multiply
    35,446.70x = 53,154.48 × 10,488.69
  4. Step 4: Simplify right side
    35,446.70x = 557,521,069.99
  5. Step 5: Solve for x
    x = 557,521,069.99/35,446.70
  6. Step 6: Final answer
    x = 15,728.43

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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.