Home / 35,609.28-53,446.40-18,983.36

Finding the Fourth Proportional to 35,609.28, 53,446.40 and 18,983.36

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Solution

The fourth proportional to 35,609.28, 53,446.40 and 18,983.36 is: 28,492.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,609.28 : 53,446.40 = 18,983.36 : x
  2. Step 2: Convert to fraction form
    35,609.28/53,446.40 = 18,983.36/x
  3. Step 3: Cross multiply
    35,609.28x = 53,446.40 × 18,983.36
  4. Step 4: Simplify right side
    35,609.28x = 1,014,592,251.90
  5. Step 5: Solve for x
    x = 1,014,592,251.90/35,609.28
  6. Step 6: Final answer
    x = 28,492.36

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1.5x scale

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.