Home / 37,223.10-51,368.12-20,227.28

Finding the Fourth Proportional to 37,223.10, 51,368.12 and 20,227.28

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Solution

The fourth proportional to 37,223.10, 51,368.12 and 20,227.28 is: 27,913.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,223.10 : 51,368.12 = 20,227.28 : x
  2. Step 2: Convert to fraction form
    37,223.10/51,368.12 = 20,227.28/x
  3. Step 3: Cross multiply
    37,223.10x = 51,368.12 × 20,227.28
  4. Step 4: Simplify right side
    37,223.10x = 1,039,036,988.34
  5. Step 5: Solve for x
    x = 1,039,036,988.34/37,223.10
  6. Step 6: Final answer
    x = 27,913.77

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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.