Home / 35,582.00-53,331.90-13,381.20

Finding the Fourth Proportional to 35,582.00, 53,331.90 and 13,381.20

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Solution

The fourth proportional to 35,582.00, 53,331.90 and 13,381.20 is: 20,056.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,582.00 : 53,331.90 = 13,381.20 : x
  2. Step 2: Convert to fraction form
    35,582.00/53,331.90 = 13,381.20/x
  3. Step 3: Cross multiply
    35,582.00x = 53,331.90 × 13,381.20
  4. Step 4: Simplify right side
    35,582.00x = 713,644,820.28
  5. Step 5: Solve for x
    x = 713,644,820.28/35,582.00
  6. Step 6: Final answer
    x = 20,056.35

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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.