Home / 14,276.11-19,705.02-8,308.93

Finding the Fourth Proportional to 14,276.11, 19,705.02 and 8,308.93

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Solution

The fourth proportional to 14,276.11, 19,705.02 and 8,308.93 is: 11,468.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,276.11 : 19,705.02 = 8,308.93 : x
  2. Step 2: Convert to fraction form
    14,276.11/19,705.02 = 8,308.93/x
  3. Step 3: Cross multiply
    14,276.11x = 19,705.02 × 8,308.93
  4. Step 4: Simplify right side
    14,276.11x = 163,727,631.83
  5. Step 5: Solve for x
    x = 163,727,631.83/14,276.11
  6. Step 6: Final answer
    x = 11,468.64

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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.