Home / 38,265.69-52,807.37-21,271.35

Finding the Fourth Proportional to 38,265.69, 52,807.37 and 21,271.35

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Solution

The fourth proportional to 38,265.69, 52,807.37 and 21,271.35 is: 29,354.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,265.69 : 52,807.37 = 21,271.35 : x
  2. Step 2: Convert to fraction form
    38,265.69/52,807.37 = 21,271.35/x
  3. Step 3: Cross multiply
    38,265.69x = 52,807.37 × 21,271.35
  4. Step 4: Simplify right side
    38,265.69x = 1,123,283,943.49
  5. Step 5: Solve for x
    x = 1,123,283,943.49/38,265.69
  6. Step 6: Final answer
    x = 29,354.86

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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.