Home / 56,835.65-78,433.03-32,976.29

Finding the Fourth Proportional to 56,835.65, 78,433.03 and 32,976.29

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Solution

The fourth proportional to 56,835.65, 78,433.03 and 32,976.29 is: 45,507.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,835.65 : 78,433.03 = 32,976.29 : x
  2. Step 2: Convert to fraction form
    56,835.65/78,433.03 = 32,976.29/x
  3. Step 3: Cross multiply
    56,835.65x = 78,433.03 × 32,976.29
  4. Step 4: Simplify right side
    56,835.65x = 2,586,430,342.86
  5. Step 5: Solve for x
    x = 2,586,430,342.86/56,835.65
  6. Step 6: Final answer
    x = 45,507.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.