Home / 28,543.79-39,364.40-24,509.34

Finding the Fourth Proportional to 28,543.79, 39,364.40 and 24,509.34

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Solution

The fourth proportional to 28,543.79, 39,364.40 and 24,509.34 is: 33,800.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,543.79 : 39,364.40 = 24,509.34 : x
  2. Step 2: Convert to fraction form
    28,543.79/39,364.40 = 24,509.34/x
  3. Step 3: Cross multiply
    28,543.79x = 39,364.40 × 24,509.34
  4. Step 4: Simplify right side
    28,543.79x = 964,795,340.95
  5. Step 5: Solve for x
    x = 964,795,340.95/28,543.79
  6. Step 6: Final answer
    x = 33,800.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.