Home / 26,970.30-37,220.28-15,033.72

Finding the Fourth Proportional to 26,970.30, 37,220.28 and 15,033.72

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Solution

The fourth proportional to 26,970.30, 37,220.28 and 15,033.72 is: 20,747.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,970.30 : 37,220.28 = 15,033.72 : x
  2. Step 2: Convert to fraction form
    26,970.30/37,220.28 = 15,033.72/x
  3. Step 3: Cross multiply
    26,970.30x = 37,220.28 × 15,033.72
  4. Step 4: Simplify right side
    26,970.30x = 559,559,267.84
  5. Step 5: Solve for x
    x = 559,559,267.84/26,970.30
  6. Step 6: Final answer
    x = 20,747.24

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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.