Home / 33,038.10-45,585.09-18,890.10

Finding the Fourth Proportional to 33,038.10, 45,585.09 and 18,890.10

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Solution

The fourth proportional to 33,038.10, 45,585.09 and 18,890.10 is: 26,064.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,038.10 : 45,585.09 = 18,890.10 : x
  2. Step 2: Convert to fraction form
    33,038.10/45,585.09 = 18,890.10/x
  3. Step 3: Cross multiply
    33,038.10x = 45,585.09 × 18,890.10
  4. Step 4: Simplify right side
    33,038.10x = 861,106,908.61
  5. Step 5: Solve for x
    x = 861,106,908.61/33,038.10
  6. Step 6: Final answer
    x = 26,064.06

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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.