Home / 16,030.12-22,129.86-11,053.48

Finding the Fourth Proportional to 16,030.12, 22,129.86 and 11,053.48

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Solution

The fourth proportional to 16,030.12, 22,129.86 and 11,053.48 is: 15,259.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,030.12 : 22,129.86 = 11,053.48 : x
  2. Step 2: Convert to fraction form
    16,030.12/22,129.86 = 11,053.48/x
  3. Step 3: Cross multiply
    16,030.12x = 22,129.86 × 11,053.48
  4. Step 4: Simplify right side
    16,030.12x = 244,611,964.91
  5. Step 5: Solve for x
    x = 244,611,964.91/16,030.12
  6. Step 6: Final answer
    x = 15,259.52

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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.