Home / 19,192.01-28,746.32-9,310.50

Finding the Fourth Proportional to 19,192.01, 28,746.32 and 9,310.50

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Solution

The fourth proportional to 19,192.01, 28,746.32 and 9,310.50 is: 13,945.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,192.01 : 28,746.32 = 9,310.50 : x
  2. Step 2: Convert to fraction form
    19,192.01/28,746.32 = 9,310.50/x
  3. Step 3: Cross multiply
    19,192.01x = 28,746.32 × 9,310.50
  4. Step 4: Simplify right side
    19,192.01x = 267,642,565.81
  5. Step 5: Solve for x
    x = 267,642,565.81/19,192.01
  6. Step 6: Final answer
    x = 13,945.52

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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.