Home / 52,455.36-72,388.42-28,582.05

Finding the Fourth Proportional to 52,455.36, 72,388.42 and 28,582.05

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Solution

The fourth proportional to 52,455.36, 72,388.42 and 28,582.05 is: 39,443.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,455.36 : 72,388.42 = 28,582.05 : x
  2. Step 2: Convert to fraction form
    52,455.36/72,388.42 = 28,582.05/x
  3. Step 3: Cross multiply
    52,455.36x = 72,388.42 × 28,582.05
  4. Step 4: Simplify right side
    52,455.36x = 2,069,009,232.68
  5. Step 5: Solve for x
    x = 2,069,009,232.68/52,455.36
  6. Step 6: Final answer
    x = 39,443.23

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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.