Home / 35,577.36-53,381.52-16,870.50

Finding the Fourth Proportional to 35,577.36, 53,381.52 and 16,870.50

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Solution

The fourth proportional to 35,577.36, 53,381.52 and 16,870.50 is: 25,313.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,577.36 : 53,381.52 = 16,870.50 : x
  2. Step 2: Convert to fraction form
    35,577.36/53,381.52 = 16,870.50/x
  3. Step 3: Cross multiply
    35,577.36x = 53,381.52 × 16,870.50
  4. Step 4: Simplify right side
    35,577.36x = 900,572,933.16
  5. Step 5: Solve for x
    x = 900,572,933.16/35,577.36
  6. Step 6: Final answer
    x = 25,313.09

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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.