Home / 15,424.63-23,134.28-5,562.47

Finding the Fourth Proportional to 15,424.63, 23,134.28 and 5,562.47

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Solution

The fourth proportional to 15,424.63, 23,134.28 and 5,562.47 is: 8,342.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,424.63 : 23,134.28 = 5,562.47 : x
  2. Step 2: Convert to fraction form
    15,424.63/23,134.28 = 5,562.47/x
  3. Step 3: Cross multiply
    15,424.63x = 23,134.28 × 5,562.47
  4. Step 4: Simplify right side
    15,424.63x = 128,683,768.49
  5. Step 5: Solve for x
    x = 128,683,768.49/15,424.63
  6. Step 6: Final answer
    x = 8,342.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.