Home / 15,402.35-23,106.38-4,875.02

Finding the Fourth Proportional to 15,402.35, 23,106.38 and 4,875.02

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Solution

The fourth proportional to 15,402.35, 23,106.38 and 4,875.02 is: 7,313.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,402.35 : 23,106.38 = 4,875.02 : x
  2. Step 2: Convert to fraction form
    15,402.35/23,106.38 = 4,875.02/x
  3. Step 3: Cross multiply
    15,402.35x = 23,106.38 × 4,875.02
  4. Step 4: Simplify right side
    15,402.35x = 112,643,924.72
  5. Step 5: Solve for x
    x = 112,643,924.72/15,402.35
  6. Step 6: Final answer
    x = 7,313.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.