Home / 14,432.89-19,916.84-9,058.20

Finding the Fourth Proportional to 14,432.89, 19,916.84 and 9,058.20

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Solution

The fourth proportional to 14,432.89, 19,916.84 and 9,058.20 is: 12,499.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,432.89 : 19,916.84 = 9,058.20 : x
  2. Step 2: Convert to fraction form
    14,432.89/19,916.84 = 9,058.20/x
  3. Step 3: Cross multiply
    14,432.89x = 19,916.84 × 9,058.20
  4. Step 4: Simplify right side
    14,432.89x = 180,410,785.14
  5. Step 5: Solve for x
    x = 180,410,785.14/14,432.89
  6. Step 6: Final answer
    x = 12,499.97

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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.