Home / 22,111-30,539.10-14,646.04

Finding the Fourth Proportional to 22,111, 30,539.10 and 14,646.04

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Solution

The fourth proportional to 22,111, 30,539.10 and 14,646.04 is: 20,228.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,111 : 30,539.10 = 14,646.04 : x
  2. Step 2: Convert to fraction form
    22,111/30,539.10 = 14,646.04/x
  3. Step 3: Cross multiply
    22,111x = 30,539.10 × 14,646.04
  4. Step 4: Simplify right side
    22,111x = 447,276,880.16
  5. Step 5: Solve for x
    x = 447,276,880.16/22,111
  6. Step 6: Final answer
    x = 20,228.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.