Home / 52,746.03-72,789.60-28,874.22

Finding the Fourth Proportional to 52,746.03, 72,789.60 and 28,874.22

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Solution

The fourth proportional to 52,746.03, 72,789.60 and 28,874.22 is: 39,846.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,746.03 : 72,789.60 = 28,874.22 : x
  2. Step 2: Convert to fraction form
    52,746.03/72,789.60 = 28,874.22/x
  3. Step 3: Cross multiply
    52,746.03x = 72,789.60 × 28,874.22
  4. Step 4: Simplify right side
    52,746.03x = 2,101,742,924.11
  5. Step 5: Solve for x
    x = 2,101,742,924.11/52,746.03
  6. Step 6: Final answer
    x = 39,846.47

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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.