Home / 38,006.36-52,448.43-21,011.05

Finding the Fourth Proportional to 38,006.36, 52,448.43 and 21,011.05

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Solution

The fourth proportional to 38,006.36, 52,448.43 and 21,011.05 is: 28,995.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,006.36 : 52,448.43 = 21,011.05 : x
  2. Step 2: Convert to fraction form
    38,006.36/52,448.43 = 21,011.05/x
  3. Step 3: Cross multiply
    38,006.36x = 52,448.43 × 21,011.05
  4. Step 4: Simplify right side
    38,006.36x = 1,101,996,244.12
  5. Step 5: Solve for x
    x = 1,101,996,244.12/38,006.36
  6. Step 6: Final answer
    x = 28,995.05

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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.