Home / 19,064.31-26,308.82-10,680.75

Finding the Fourth Proportional to 19,064.31, 26,308.82 and 10,680.75

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Solution

The fourth proportional to 19,064.31, 26,308.82 and 10,680.75 is: 14,739.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,064.31 : 26,308.82 = 10,680.75 : x
  2. Step 2: Convert to fraction form
    19,064.31/26,308.82 = 10,680.75/x
  3. Step 3: Cross multiply
    19,064.31x = 26,308.82 × 10,680.75
  4. Step 4: Simplify right side
    19,064.31x = 280,997,875.81
  5. Step 5: Solve for x
    x = 280,997,875.81/19,064.31
  6. Step 6: Final answer
    x = 14,739.47

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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.