Home / 52,259.64-72,118.44-28,386.12

Finding the Fourth Proportional to 52,259.64, 72,118.44 and 28,386.12

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Solution

The fourth proportional to 52,259.64, 72,118.44 and 28,386.12 is: 39,172.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,259.64 : 72,118.44 = 28,386.12 : x
  2. Step 2: Convert to fraction form
    52,259.64/72,118.44 = 28,386.12/x
  3. Step 3: Cross multiply
    52,259.64x = 72,118.44 × 28,386.12
  4. Step 4: Simplify right side
    52,259.64x = 2,047,162,692.05
  5. Step 5: Solve for x
    x = 2,047,162,692.05/52,259.64
  6. Step 6: Final answer
    x = 39,172.92

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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.