Home / 28,598.49-39,467.37-15,853.02

Finding the Fourth Proportional to 28,598.49, 39,467.37 and 15,853.02

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Solution

The fourth proportional to 28,598.49, 39,467.37 and 15,853.02 is: 21,877.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,598.49 : 39,467.37 = 15,853.02 : x
  2. Step 2: Convert to fraction form
    28,598.49/39,467.37 = 15,853.02/x
  3. Step 3: Cross multiply
    28,598.49x = 39,467.37 × 15,853.02
  4. Step 4: Simplify right side
    28,598.49x = 625,677,005.96
  5. Step 5: Solve for x
    x = 625,677,005.96/28,598.49
  6. Step 6: Final answer
    x = 21,877.97

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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.