Home / 38,299.66-52,852.77-21,303.32

Finding the Fourth Proportional to 38,299.66, 52,852.77 and 21,303.32

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Solution

The fourth proportional to 38,299.66, 52,852.77 and 21,303.32 is: 29,398.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,299.66 : 52,852.77 = 21,303.32 : x
  2. Step 2: Convert to fraction form
    38,299.66/52,852.77 = 21,303.32/x
  3. Step 3: Cross multiply
    38,299.66x = 52,852.77 × 21,303.32
  4. Step 4: Simplify right side
    38,299.66x = 1,125,939,472.20
  5. Step 5: Solve for x
    x = 1,125,939,472.20/38,299.66
  6. Step 6: Final answer
    x = 29,398.16

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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.