Home / 10,374.42-15,497.43-9,332.76

Finding the Fourth Proportional to 10,374.42, 15,497.43 and 9,332.76

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Solution

The fourth proportional to 10,374.42, 15,497.43 and 9,332.76 is: 13,941.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,374.42 : 15,497.43 = 9,332.76 : x
  2. Step 2: Convert to fraction form
    10,374.42/15,497.43 = 9,332.76/x
  3. Step 3: Cross multiply
    10,374.42x = 15,497.43 × 9,332.76
  4. Step 4: Simplify right side
    10,374.42x = 144,633,794.81
  5. Step 5: Solve for x
    x = 144,633,794.81/10,374.42
  6. Step 6: Final answer
    x = 13,941.39

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