Home / 33,141.34-45,737.02-18,995.10

Finding the Fourth Proportional to 33,141.34, 45,737.02 and 18,995.10

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Solution

The fourth proportional to 33,141.34, 45,737.02 and 18,995.10 is: 26,214.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,141.34 : 45,737.02 = 18,995.10 : x
  2. Step 2: Convert to fraction form
    33,141.34/45,737.02 = 18,995.10/x
  3. Step 3: Cross multiply
    33,141.34x = 45,737.02 × 18,995.10
  4. Step 4: Simplify right side
    33,141.34x = 868,779,039.92
  5. Step 5: Solve for x
    x = 868,779,039.92/33,141.34
  6. Step 6: Final answer
    x = 26,214.36

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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.