Home / 19,041.38-28,567.91-8,520.26

Finding the Fourth Proportional to 19,041.38, 28,567.91 and 8,520.26

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Solution

The fourth proportional to 19,041.38, 28,567.91 and 8,520.26 is: 12,783.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,041.38 : 28,567.91 = 8,520.26 : x
  2. Step 2: Convert to fraction form
    19,041.38/28,567.91 = 8,520.26/x
  3. Step 3: Cross multiply
    19,041.38x = 28,567.91 × 8,520.26
  4. Step 4: Simplify right side
    19,041.38x = 243,405,851.39
  5. Step 5: Solve for x
    x = 243,405,851.39/19,041.38
  6. Step 6: Final answer
    x = 12,783.00

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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.