Home / 35,335.22-48,762.60-19,420.70

Finding the Fourth Proportional to 35,335.22, 48,762.60 and 19,420.70

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Solution

The fourth proportional to 35,335.22, 48,762.60 and 19,420.70 is: 26,800.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,335.22 : 48,762.60 = 19,420.70 : x
  2. Step 2: Convert to fraction form
    35,335.22/48,762.60 = 19,420.70/x
  3. Step 3: Cross multiply
    35,335.22x = 48,762.60 × 19,420.70
  4. Step 4: Simplify right side
    35,335.22x = 947,003,582.01
  5. Step 5: Solve for x
    x = 947,003,582.01/35,335.22
  6. Step 6: Final answer
    x = 26,800.56

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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.