Home / 14,088.33-19,431.05-9,837.99

Finding the Fourth Proportional to 14,088.33, 19,431.05 and 9,837.99

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Solution

The fourth proportional to 14,088.33, 19,431.05 and 9,837.99 is: 13,568.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,088.33 : 19,431.05 = 9,837.99 : x
  2. Step 2: Convert to fraction form
    14,088.33/19,431.05 = 9,837.99/x
  3. Step 3: Cross multiply
    14,088.33x = 19,431.05 × 9,837.99
  4. Step 4: Simplify right side
    14,088.33x = 191,162,426.40
  5. Step 5: Solve for x
    x = 191,162,426.40/14,088.33
  6. Step 6: Final answer
    x = 13,568.85

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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.