Home / 21,763.98-32,580.36-14,345.19

Finding the Fourth Proportional to 21,763.98, 32,580.36 and 14,345.19

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Solution

The fourth proportional to 21,763.98, 32,580.36 and 14,345.19 is: 21,474.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,763.98 : 32,580.36 = 14,345.19 : x
  2. Step 2: Convert to fraction form
    21,763.98/32,580.36 = 14,345.19/x
  3. Step 3: Cross multiply
    21,763.98x = 32,580.36 × 14,345.19
  4. Step 4: Simplify right side
    21,763.98x = 467,371,454.47
  5. Step 5: Solve for x
    x = 467,371,454.47/21,763.98
  6. Step 6: Final answer
    x = 21,474.54

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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.