Home / 42,852.64-64,262.40-17,904.46

Finding the Fourth Proportional to 42,852.64, 64,262.40 and 17,904.46

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Solution

The fourth proportional to 42,852.64, 64,262.40 and 17,904.46 is: 26,849.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,852.64 : 64,262.40 = 17,904.46 : x
  2. Step 2: Convert to fraction form
    42,852.64/64,262.40 = 17,904.46/x
  3. Step 3: Cross multiply
    42,852.64x = 64,262.40 × 17,904.46
  4. Step 4: Simplify right side
    42,852.64x = 1,150,583,570.30
  5. Step 5: Solve for x
    x = 1,150,583,570.30/42,852.64
  6. Step 6: Final answer
    x = 26,849.77

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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.