Home / 45,267.50-67,903.09-21,562.86

Finding the Fourth Proportional to 45,267.50, 67,903.09 and 21,562.86

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Solution

The fourth proportional to 45,267.50, 67,903.09 and 21,562.86 is: 32,345.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,267.50 : 67,903.09 = 21,562.86 : x
  2. Step 2: Convert to fraction form
    45,267.50/67,903.09 = 21,562.86/x
  3. Step 3: Cross multiply
    45,267.50x = 67,903.09 × 21,562.86
  4. Step 4: Simplify right side
    45,267.50x = 1,464,184,823.24
  5. Step 5: Solve for x
    x = 1,464,184,823.24/45,267.50
  6. Step 6: Final answer
    x = 32,345.17

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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.