Home / 14,235.01-19,643.19-8,265.70

Finding the Fourth Proportional to 14,235.01, 19,643.19 and 8,265.70

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Solution

The fourth proportional to 14,235.01, 19,643.19 and 8,265.70 is: 11,406.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,235.01 : 19,643.19 = 8,265.70 : x
  2. Step 2: Convert to fraction form
    14,235.01/19,643.19 = 8,265.70/x
  3. Step 3: Cross multiply
    14,235.01x = 19,643.19 × 8,265.70
  4. Step 4: Simplify right side
    14,235.01x = 162,364,715.58
  5. Step 5: Solve for x
    x = 162,364,715.58/14,235.01
  6. Step 6: Final answer
    x = 11,406.01

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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.