Home / 35,780.40-53,675.40-14,999.04

Finding the Fourth Proportional to 35,780.40, 53,675.40 and 14,999.04

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Solution

The fourth proportional to 35,780.40, 53,675.40 and 14,999.04 is: 22,500.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,780.40 : 53,675.40 = 14,999.04 : x
  2. Step 2: Convert to fraction form
    35,780.40/53,675.40 = 14,999.04/x
  3. Step 3: Cross multiply
    35,780.40x = 53,675.40 × 14,999.04
  4. Step 4: Simplify right side
    35,780.40x = 805,079,471.62
  5. Step 5: Solve for x
    x = 805,079,471.62/35,780.40
  6. Step 6: Final answer
    x = 22,500.57

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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.