Home / 35,298.48-48,708.32-21,150.96

Finding the Fourth Proportional to 35,298.48, 48,708.32 and 21,150.96

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Solution

The fourth proportional to 35,298.48, 48,708.32 and 21,150.96 is: 29,186.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,298.48 : 48,708.32 = 21,150.96 : x
  2. Step 2: Convert to fraction form
    35,298.48/48,708.32 = 21,150.96/x
  3. Step 3: Cross multiply
    35,298.48x = 48,708.32 × 21,150.96
  4. Step 4: Simplify right side
    35,298.48x = 1,030,227,727.99
  5. Step 5: Solve for x
    x = 1,030,227,727.99/35,298.48
  6. Step 6: Final answer
    x = 29,186.18

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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.