Home / 15,847.40-23,779.26-7,088.12

Finding the Fourth Proportional to 15,847.40, 23,779.26 and 7,088.12

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Solution

The fourth proportional to 15,847.40, 23,779.26 and 7,088.12 is: 10,635.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,847.40 : 23,779.26 = 7,088.12 : x
  2. Step 2: Convert to fraction form
    15,847.40/23,779.26 = 7,088.12/x
  3. Step 3: Cross multiply
    15,847.40x = 23,779.26 × 7,088.12
  4. Step 4: Simplify right side
    15,847.40x = 168,550,248.39
  5. Step 5: Solve for x
    x = 168,550,248.39/15,847.40
  6. Step 6: Final answer
    x = 10,635.83

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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.