Home / 52,682.78-79,029.36-19,395.06

Finding the Fourth Proportional to 52,682.78, 79,029.36 and 19,395.06

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Solution

The fourth proportional to 52,682.78, 79,029.36 and 19,395.06 is: 29,094.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,682.78 : 79,029.36 = 19,395.06 : x
  2. Step 2: Convert to fraction form
    52,682.78/79,029.36 = 19,395.06/x
  3. Step 3: Cross multiply
    52,682.78x = 79,029.36 × 19,395.06
  4. Step 4: Simplify right side
    52,682.78x = 1,532,779,106.83
  5. Step 5: Solve for x
    x = 1,532,779,106.83/52,682.78
  6. Step 6: Final answer
    x = 29,094.50

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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.