Home / 38,325.34-52,888.60-21,329.31

Finding the Fourth Proportional to 38,325.34, 52,888.60 and 21,329.31

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Solution

The fourth proportional to 38,325.34, 52,888.60 and 21,329.31 is: 29,434.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,325.34 : 52,888.60 = 21,329.31 : x
  2. Step 2: Convert to fraction form
    38,325.34/52,888.60 = 21,329.31/x
  3. Step 3: Cross multiply
    38,325.34x = 52,888.60 × 21,329.31
  4. Step 4: Simplify right side
    38,325.34x = 1,128,077,344.87
  5. Step 5: Solve for x
    x = 1,128,077,344.87/38,325.34
  6. Step 6: Final answer
    x = 29,434.24

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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.