Home / 14,318.06-19,758.88-8,030.57

Finding the Fourth Proportional to 14,318.06, 19,758.88 and 8,030.57

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Solution

The fourth proportional to 14,318.06, 19,758.88 and 8,030.57 is: 11,082.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,318.06 : 19,758.88 = 8,030.57 : x
  2. Step 2: Convert to fraction form
    14,318.06/19,758.88 = 8,030.57/x
  3. Step 3: Cross multiply
    14,318.06x = 19,758.88 × 8,030.57
  4. Step 4: Simplify right side
    14,318.06x = 158,675,068.96
  5. Step 5: Solve for x
    x = 158,675,068.96/14,318.06
  6. Step 6: Final answer
    x = 11,082.16

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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.