Home / 38,336.59-52,905.67-20,875.07

Finding the Fourth Proportional to 38,336.59, 52,905.67 and 20,875.07

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Solution

The fourth proportional to 38,336.59, 52,905.67 and 20,875.07 is: 28,808.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,336.59 : 52,905.67 = 20,875.07 : x
  2. Step 2: Convert to fraction form
    38,336.59/52,905.67 = 20,875.07/x
  3. Step 3: Cross multiply
    38,336.59x = 52,905.67 × 20,875.07
  4. Step 4: Simplify right side
    38,336.59x = 1,104,409,564.65
  5. Step 5: Solve for x
    x = 1,104,409,564.65/38,336.59
  6. Step 6: Final answer
    x = 28,808.24

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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.