Home / 21,744.02-32,612.09-9,894.99

Finding the Fourth Proportional to 21,744.02, 32,612.09 and 9,894.99

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Solution

The fourth proportional to 21,744.02, 32,612.09 and 9,894.99 is: 14,840.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,744.02 : 32,612.09 = 9,894.99 : x
  2. Step 2: Convert to fraction form
    21,744.02/32,612.09 = 9,894.99/x
  3. Step 3: Cross multiply
    21,744.02x = 32,612.09 × 9,894.99
  4. Step 4: Simplify right side
    21,744.02x = 322,696,254.95
  5. Step 5: Solve for x
    x = 322,696,254.95/21,744.02
  6. Step 6: Final answer
    x = 14,840.69

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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.