Home / 40,674.78-60,995.73-12,588.24

Finding the Fourth Proportional to 40,674.78, 60,995.73 and 12,588.24

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Solution

The fourth proportional to 40,674.78, 60,995.73 and 12,588.24 is: 18,877.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,674.78 : 60,995.73 = 12,588.24 : x
  2. Step 2: Convert to fraction form
    40,674.78/60,995.73 = 12,588.24/x
  3. Step 3: Cross multiply
    40,674.78x = 60,995.73 × 12,588.24
  4. Step 4: Simplify right side
    40,674.78x = 767,828,888.22
  5. Step 5: Solve for x
    x = 767,828,888.22/40,674.78
  6. Step 6: Final answer
    x = 18,877.27

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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.