Home / 52,208.80-72,047.48-28,336.36

Finding the Fourth Proportional to 52,208.80, 72,047.48 and 28,336.36

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Solution

The fourth proportional to 52,208.80, 72,047.48 and 28,336.36 is: 39,103.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,208.80 : 72,047.48 = 28,336.36 : x
  2. Step 2: Convert to fraction form
    52,208.80/72,047.48 = 28,336.36/x
  3. Step 3: Cross multiply
    52,208.80x = 72,047.48 × 28,336.36
  4. Step 4: Simplify right side
    52,208.80x = 2,041,563,330.37
  5. Step 5: Solve for x
    x = 2,041,563,330.37/52,208.80
  6. Step 6: Final answer
    x = 39,103.82

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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.