Home / 52,267.06-72,130.05-28,395.22

Finding the Fourth Proportional to 52,267.06, 72,130.05 and 28,395.22

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Solution

The fourth proportional to 52,267.06, 72,130.05 and 28,395.22 is: 39,186.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,267.06 : 72,130.05 = 28,395.22 : x
  2. Step 2: Convert to fraction form
    52,267.06/72,130.05 = 28,395.22/x
  3. Step 3: Cross multiply
    52,267.06x = 72,130.05 × 28,395.22
  4. Step 4: Simplify right side
    52,267.06x = 2,048,148,638.36
  5. Step 5: Solve for x
    x = 2,048,148,638.36/52,267.06
  6. Step 6: Final answer
    x = 39,186.22

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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.