Home / 52,269.00-72,130.30-28,395.77

Finding the Fourth Proportional to 52,269.00, 72,130.30 and 28,395.77

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Solution

The fourth proportional to 52,269.00, 72,130.30 and 28,395.77 is: 39,185.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,269.00 : 72,130.30 = 28,395.77 : x
  2. Step 2: Convert to fraction form
    52,269.00/72,130.30 = 28,395.77/x
  3. Step 3: Cross multiply
    52,269.00x = 72,130.30 × 28,395.77
  4. Step 4: Simplify right side
    52,269.00x = 2,048,194,977.19
  5. Step 5: Solve for x
    x = 2,048,194,977.19/52,269.00
  6. Step 6: Final answer
    x = 39,185.66

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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.