Home / 12,566.18-18,852.34-8,875.62

Finding the Fourth Proportional to 12,566.18, 18,852.34 and 8,875.62

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Solution

The fourth proportional to 12,566.18, 18,852.34 and 8,875.62 is: 13,315.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,566.18 : 18,852.34 = 8,875.62 : x
  2. Step 2: Convert to fraction form
    12,566.18/18,852.34 = 8,875.62/x
  3. Step 3: Cross multiply
    12,566.18x = 18,852.34 × 8,875.62
  4. Step 4: Simplify right side
    12,566.18x = 167,326,205.95
  5. Step 5: Solve for x
    x = 167,326,205.95/12,566.18
  6. Step 6: Final answer
    x = 13,315.60

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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.