Home / 52,303.19-72,176.87-28,429.25

Finding the Fourth Proportional to 52,303.19, 72,176.87 and 28,429.25

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Solution

The fourth proportional to 52,303.19, 72,176.87 and 28,429.25 is: 39,231.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,303.19 : 72,176.87 = 28,429.25 : x
  2. Step 2: Convert to fraction form
    52,303.19/72,176.87 = 28,429.25/x
  3. Step 3: Cross multiply
    52,303.19x = 72,176.87 × 28,429.25
  4. Step 4: Simplify right side
    52,303.19x = 2,051,933,991.64
  5. Step 5: Solve for x
    x = 2,051,933,991.64/52,303.19
  6. Step 6: Final answer
    x = 39,231.53

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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.