Home / 19,045.28-28,567.74-7,350.32

Finding the Fourth Proportional to 19,045.28, 28,567.74 and 7,350.32

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Solution

The fourth proportional to 19,045.28, 28,567.74 and 7,350.32 is: 11,025.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,045.28 : 28,567.74 = 7,350.32 : x
  2. Step 2: Convert to fraction form
    19,045.28/28,567.74 = 7,350.32/x
  3. Step 3: Cross multiply
    19,045.28x = 28,567.74 × 7,350.32
  4. Step 4: Simplify right side
    19,045.28x = 209,982,030.68
  5. Step 5: Solve for x
    x = 209,982,030.68/19,045.28
  6. Step 6: Final answer
    x = 11,025.41

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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.