Home / 42,667.94-64,009.20-16,011.66

Finding the Fourth Proportional to 42,667.94, 64,009.20 and 16,011.66

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Solution

The fourth proportional to 42,667.94, 64,009.20 and 16,011.66 is: 24,020.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,667.94 : 64,009.20 = 16,011.66 : x
  2. Step 2: Convert to fraction form
    42,667.94/64,009.20 = 16,011.66/x
  3. Step 3: Cross multiply
    42,667.94x = 64,009.20 × 16,011.66
  4. Step 4: Simplify right side
    42,667.94x = 1,024,893,547.27
  5. Step 5: Solve for x
    x = 1,024,893,547.27/42,667.94
  6. Step 6: Final answer
    x = 24,020.23

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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.