Home / 19,113.22-28,656.74-9,735.08

Finding the Fourth Proportional to 19,113.22, 28,656.74 and 9,735.08

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Solution

The fourth proportional to 19,113.22, 28,656.74 and 9,735.08 is: 14,595.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,113.22 : 28,656.74 = 9,735.08 : x
  2. Step 2: Convert to fraction form
    19,113.22/28,656.74 = 9,735.08/x
  3. Step 3: Cross multiply
    19,113.22x = 28,656.74 × 9,735.08
  4. Step 4: Simplify right side
    19,113.22x = 278,975,752.42
  5. Step 5: Solve for x
    x = 278,975,752.42/19,113.22
  6. Step 6: Final answer
    x = 14,595.96

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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.