Home / 16,302.80-22,457.56-13,904.96

Finding the Fourth Proportional to 16,302.80, 22,457.56 and 13,904.96

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Solution

The fourth proportional to 16,302.80, 22,457.56 and 13,904.96 is: 19,154.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,302.80 : 22,457.56 = 13,904.96 : x
  2. Step 2: Convert to fraction form
    16,302.80/22,457.56 = 13,904.96/x
  3. Step 3: Cross multiply
    16,302.80x = 22,457.56 × 13,904.96
  4. Step 4: Simplify right side
    16,302.80x = 312,271,473.50
  5. Step 5: Solve for x
    x = 312,271,473.50/16,302.80
  6. Step 6: Final answer
    x = 19,154.47

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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.