Home / 38,006.49-52,448.60-21,011.17

Finding the Fourth Proportional to 38,006.49, 52,448.60 and 21,011.17

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Solution

The fourth proportional to 38,006.49, 52,448.60 and 21,011.17 is: 28,995.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,006.49 : 52,448.60 = 21,011.17 : x
  2. Step 2: Convert to fraction form
    38,006.49/52,448.60 = 21,011.17/x
  3. Step 3: Cross multiply
    38,006.49x = 52,448.60 × 21,011.17
  4. Step 4: Simplify right side
    38,006.49x = 1,102,006,450.86
  5. Step 5: Solve for x
    x = 1,102,006,450.86/38,006.49
  6. Step 6: Final answer
    x = 28,995.22

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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.