Home / 52,364.01-72,261.99-28,490.78

Finding the Fourth Proportional to 52,364.01, 72,261.99 and 28,490.78

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Solution

The fourth proportional to 52,364.01, 72,261.99 and 28,490.78 is: 39,317.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,364.01 : 72,261.99 = 28,490.78 : x
  2. Step 2: Convert to fraction form
    52,364.01/72,261.99 = 28,490.78/x
  3. Step 3: Cross multiply
    52,364.01x = 72,261.99 × 28,490.78
  4. Step 4: Simplify right side
    52,364.01x = 2,058,800,459.45
  5. Step 5: Solve for x
    x = 2,058,800,459.45/52,364.01
  6. Step 6: Final answer
    x = 39,317.09

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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.