Home / 19,061.16-28,542.50-13,156.26

Finding the Fourth Proportional to 19,061.16, 28,542.50 and 13,156.26

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Solution

The fourth proportional to 19,061.16, 28,542.50 and 13,156.26 is: 19,700.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,061.16 : 28,542.50 = 13,156.26 : x
  2. Step 2: Convert to fraction form
    19,061.16/28,542.50 = 13,156.26/x
  3. Step 3: Cross multiply
    19,061.16x = 28,542.50 × 13,156.26
  4. Step 4: Simplify right side
    19,061.16x = 375,512,551.05
  5. Step 5: Solve for x
    x = 375,512,551.05/19,061.16
  6. Step 6: Final answer
    x = 19,700.40

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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.