Home / 14,030.32-21,049.14-5,265.40

Finding the Fourth Proportional to 14,030.32, 21,049.14 and 5,265.40

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Solution

The fourth proportional to 14,030.32, 21,049.14 and 5,265.40 is: 7,899.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,030.32 : 21,049.14 = 5,265.40 : x
  2. Step 2: Convert to fraction form
    14,030.32/21,049.14 = 5,265.40/x
  3. Step 3: Cross multiply
    14,030.32x = 21,049.14 × 5,265.40
  4. Step 4: Simplify right side
    14,030.32x = 110,832,141.76
  5. Step 5: Solve for x
    x = 110,832,141.76/14,030.32
  6. Step 6: Final answer
    x = 7,899.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.