Home / 42,942.04-64,389.30-14,846.92

Finding the Fourth Proportional to 42,942.04, 64,389.30 and 14,846.92

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Solution

The fourth proportional to 42,942.04, 64,389.30 and 14,846.92 is: 22,262.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,942.04 : 64,389.30 = 14,846.92 : x
  2. Step 2: Convert to fraction form
    42,942.04/64,389.30 = 14,846.92/x
  3. Step 3: Cross multiply
    42,942.04x = 64,389.30 × 14,846.92
  4. Step 4: Simplify right side
    42,942.04x = 955,982,785.96
  5. Step 5: Solve for x
    x = 955,982,785.96/42,942.04
  6. Step 6: Final answer
    x = 22,262.17

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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.