Home / 19,347.48-29,000.66-12,305.34

Finding the Fourth Proportional to 19,347.48, 29,000.66 and 12,305.34

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Solution

The fourth proportional to 19,347.48, 29,000.66 and 12,305.34 is: 18,444.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,347.48 : 29,000.66 = 12,305.34 : x
  2. Step 2: Convert to fraction form
    19,347.48/29,000.66 = 12,305.34/x
  3. Step 3: Cross multiply
    19,347.48x = 29,000.66 × 12,305.34
  4. Step 4: Simplify right side
    19,347.48x = 356,862,920.00
  5. Step 5: Solve for x
    x = 356,862,920.00/19,347.48
  6. Step 6: Final answer
    x = 18,444.93

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1.5x scale

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.