Home / 35,887.16-49,526.97-20,783.90

Finding the Fourth Proportional to 35,887.16, 49,526.97 and 20,783.90

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Solution

The fourth proportional to 35,887.16, 49,526.97 and 20,783.90 is: 28,683.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,887.16 : 49,526.97 = 20,783.90 : x
  2. Step 2: Convert to fraction form
    35,887.16/49,526.97 = 20,783.90/x
  3. Step 3: Cross multiply
    35,887.16x = 49,526.97 × 20,783.90
  4. Step 4: Simplify right side
    35,887.16x = 1,029,363,591.78
  5. Step 5: Solve for x
    x = 1,029,363,591.78/35,887.16
  6. Step 6: Final answer
    x = 28,683.34

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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.