Home / 35,237.76-48,628.02-21,090.60

Finding the Fourth Proportional to 35,237.76, 48,628.02 and 21,090.60

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Solution

The fourth proportional to 35,237.76, 48,628.02 and 21,090.60 is: 29,104.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,237.76 : 48,628.02 = 21,090.60 : x
  2. Step 2: Convert to fraction form
    35,237.76/48,628.02 = 21,090.60/x
  3. Step 3: Cross multiply
    35,237.76x = 48,628.02 × 21,090.60
  4. Step 4: Simplify right side
    35,237.76x = 1,025,594,118.61
  5. Step 5: Solve for x
    x = 1,025,594,118.61/35,237.76
  6. Step 6: Final answer
    x = 29,104.97

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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.