Home / 42,874.94-64,312.41-17,901.39

Finding the Fourth Proportional to 42,874.94, 64,312.41 and 17,901.39

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Solution

The fourth proportional to 42,874.94, 64,312.41 and 17,901.39 is: 26,852.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,874.94 : 64,312.41 = 17,901.39 : x
  2. Step 2: Convert to fraction form
    42,874.94/64,312.41 = 17,901.39/x
  3. Step 3: Cross multiply
    42,874.94x = 64,312.41 × 17,901.39
  4. Step 4: Simplify right side
    42,874.94x = 1,151,281,841.55
  5. Step 5: Solve for x
    x = 1,151,281,841.55/42,874.94
  6. Step 6: Final answer
    x = 26,852.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.