Home / 22,437.76-30,970.56-15,007.36

Finding the Fourth Proportional to 22,437.76, 30,970.56 and 15,007.36

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Solution

The fourth proportional to 22,437.76, 30,970.56 and 15,007.36 is: 20,714.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,437.76 : 30,970.56 = 15,007.36 : x
  2. Step 2: Convert to fraction form
    22,437.76/30,970.56 = 15,007.36/x
  3. Step 3: Cross multiply
    22,437.76x = 30,970.56 × 15,007.36
  4. Step 4: Simplify right side
    22,437.76x = 464,786,343.32
  5. Step 5: Solve for x
    x = 464,786,343.32/22,437.76
  6. Step 6: Final answer
    x = 20,714.47

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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.