Home / 19,024.98-28,580.67-13,776.18

Finding the Fourth Proportional to 19,024.98, 28,580.67 and 13,776.18

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Solution

The fourth proportional to 19,024.98, 28,580.67 and 13,776.18 is: 20,695.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,024.98 : 28,580.67 = 13,776.18 : x
  2. Step 2: Convert to fraction form
    19,024.98/28,580.67 = 13,776.18/x
  3. Step 3: Cross multiply
    19,024.98x = 28,580.67 × 13,776.18
  4. Step 4: Simplify right side
    19,024.98x = 393,732,454.44
  5. Step 5: Solve for x
    x = 393,732,454.44/19,024.98
  6. Step 6: Final answer
    x = 20,695.55

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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.