Home / 10,336.04-15,424.21-9,228.52

Finding the Fourth Proportional to 10,336.04, 15,424.21 and 9,228.52

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Solution

The fourth proportional to 10,336.04, 15,424.21 and 9,228.52 is: 13,771.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,336.04 : 15,424.21 = 9,228.52 : x
  2. Step 2: Convert to fraction form
    10,336.04/15,424.21 = 9,228.52/x
  3. Step 3: Cross multiply
    10,336.04x = 15,424.21 × 9,228.52
  4. Step 4: Simplify right side
    10,336.04x = 142,342,630.47
  5. Step 5: Solve for x
    x = 142,342,630.47/10,336.04
  6. Step 6: Final answer
    x = 13,771.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.