Home / 35,328.40-48,752.20-19,412.84

Finding the Fourth Proportional to 35,328.40, 48,752.20 and 19,412.84

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Solution

The fourth proportional to 35,328.40, 48,752.20 and 19,412.84 is: 26,789.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,328.40 : 48,752.20 = 19,412.84 : x
  2. Step 2: Convert to fraction form
    35,328.40/48,752.20 = 19,412.84/x
  3. Step 3: Cross multiply
    35,328.40x = 48,752.20 × 19,412.84
  4. Step 4: Simplify right side
    35,328.40x = 946,418,658.25
  5. Step 5: Solve for x
    x = 946,418,658.25/35,328.40
  6. Step 6: Final answer
    x = 26,789.17

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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.