Home / 52,713.00-72,745.01-28,840.19

Finding the Fourth Proportional to 52,713.00, 72,745.01 and 28,840.19

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Solution

The fourth proportional to 52,713.00, 72,745.01 and 28,840.19 is: 39,800.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,713.00 : 72,745.01 = 28,840.19 : x
  2. Step 2: Convert to fraction form
    52,713.00/72,745.01 = 28,840.19/x
  3. Step 3: Cross multiply
    52,713.00x = 72,745.01 × 28,840.19
  4. Step 4: Simplify right side
    52,713.00x = 2,097,979,898.18
  5. Step 5: Solve for x
    x = 2,097,979,898.18/52,713.00
  6. Step 6: Final answer
    x = 39,800.05

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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.