Home / 42,733.84-64,106.84-13,154.14

Finding the Fourth Proportional to 42,733.84, 64,106.84 and 13,154.14

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Solution

The fourth proportional to 42,733.84, 64,106.84 and 13,154.14 is: 19,733.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,733.84 : 64,106.84 = 13,154.14 : x
  2. Step 2: Convert to fraction form
    42,733.84/64,106.84 = 13,154.14/x
  3. Step 3: Cross multiply
    42,733.84x = 64,106.84 × 13,154.14
  4. Step 4: Simplify right side
    42,733.84x = 843,270,348.32
  5. Step 5: Solve for x
    x = 843,270,348.32/42,733.84
  6. Step 6: Final answer
    x = 19,733.08

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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.