Home / 42,808.14-64,216.56-14,730.48

Finding the Fourth Proportional to 42,808.14, 64,216.56 and 14,730.48

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Solution

The fourth proportional to 42,808.14, 64,216.56 and 14,730.48 is: 22,097.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,808.14 : 64,216.56 = 14,730.48 : x
  2. Step 2: Convert to fraction form
    42,808.14/64,216.56 = 14,730.48/x
  3. Step 3: Cross multiply
    42,808.14x = 64,216.56 × 14,730.48
  4. Step 4: Simplify right side
    42,808.14x = 945,940,752.75
  5. Step 5: Solve for x
    x = 945,940,752.75/42,808.14
  6. Step 6: Final answer
    x = 22,097.22

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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.