Home / 35,206.47-48,580.16-21,600.50

Finding the Fourth Proportional to 35,206.47, 48,580.16 and 21,600.50

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Solution

The fourth proportional to 35,206.47, 48,580.16 and 21,600.50 is: 29,805.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,206.47 : 48,580.16 = 21,600.50 : x
  2. Step 2: Convert to fraction form
    35,206.47/48,580.16 = 21,600.50/x
  3. Step 3: Cross multiply
    35,206.47x = 48,580.16 × 21,600.50
  4. Step 4: Simplify right side
    35,206.47x = 1,049,355,395.18
  5. Step 5: Solve for x
    x = 1,049,355,395.18/35,206.47
  6. Step 6: Final answer
    x = 29,805.75

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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.