Home / 35,335.04-48,762.20-19,420.16

Finding the Fourth Proportional to 35,335.04, 48,762.20 and 19,420.16

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Solution

The fourth proportional to 35,335.04, 48,762.20 and 19,420.16 is: 26,799.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,335.04 : 48,762.20 = 19,420.16 : x
  2. Step 2: Convert to fraction form
    35,335.04/48,762.20 = 19,420.16/x
  3. Step 3: Cross multiply
    35,335.04x = 48,762.20 × 19,420.16
  4. Step 4: Simplify right side
    35,335.04x = 946,969,530.69
  5. Step 5: Solve for x
    x = 946,969,530.69/35,335.04
  6. Step 6: Final answer
    x = 26,799.73

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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.