Home / 29,378.02-40,550.91-18,767.65

Finding the Fourth Proportional to 29,378.02, 40,550.91 and 18,767.65

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Solution

The fourth proportional to 29,378.02, 40,550.91 and 18,767.65 is: 25,905.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,378.02 : 40,550.91 = 18,767.65 : x
  2. Step 2: Convert to fraction form
    29,378.02/40,550.91 = 18,767.65/x
  3. Step 3: Cross multiply
    29,378.02x = 40,550.91 × 18,767.65
  4. Step 4: Simplify right side
    29,378.02x = 761,045,256.32
  5. Step 5: Solve for x
    x = 761,045,256.32/29,378.02
  6. Step 6: Final answer
    x = 25,905.26

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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.