Home / 11,916.23-16,437.51-7,432.19

Finding the Fourth Proportional to 11,916.23, 16,437.51 and 7,432.19

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Solution

The fourth proportional to 11,916.23, 16,437.51 and 7,432.19 is: 10,252.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,916.23 : 16,437.51 = 7,432.19 : x
  2. Step 2: Convert to fraction form
    11,916.23/16,437.51 = 7,432.19/x
  3. Step 3: Cross multiply
    11,916.23x = 16,437.51 × 7,432.19
  4. Step 4: Simplify right side
    11,916.23x = 122,166,615.26
  5. Step 5: Solve for x
    x = 122,166,615.26/11,916.23
  6. Step 6: Final answer
    x = 10,252.12

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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.