Home / 38,032.68-52,485.20-21,265.68

Finding the Fourth Proportional to 38,032.68, 52,485.20 and 21,265.68

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Solution

The fourth proportional to 38,032.68, 52,485.20 and 21,265.68 is: 29,346.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,032.68 : 52,485.20 = 21,265.68 : x
  2. Step 2: Convert to fraction form
    38,032.68/52,485.20 = 21,265.68/x
  3. Step 3: Cross multiply
    38,032.68x = 52,485.20 × 21,265.68
  4. Step 4: Simplify right side
    38,032.68x = 1,116,133,467.94
  5. Step 5: Solve for x
    x = 1,116,133,467.94/38,032.68
  6. Step 6: Final answer
    x = 29,346.70

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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.