Home / 19,118.00-28,686.40-8,595.46

Finding the Fourth Proportional to 19,118.00, 28,686.40 and 8,595.46

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Solution

The fourth proportional to 19,118.00, 28,686.40 and 8,595.46 is: 12,897.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,118.00 : 28,686.40 = 8,595.46 : x
  2. Step 2: Convert to fraction form
    19,118.00/28,686.40 = 8,595.46/x
  3. Step 3: Cross multiply
    19,118.00x = 28,686.40 × 8,595.46
  4. Step 4: Simplify right side
    19,118.00x = 246,572,760.77
  5. Step 5: Solve for x
    x = 246,572,760.77/19,118.00
  6. Step 6: Final answer
    x = 12,897.42

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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.