Home / 18,950.04-28,426.38-5,801.40

Finding the Fourth Proportional to 18,950.04, 28,426.38 and 5,801.40

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Solution

The fourth proportional to 18,950.04, 28,426.38 and 5,801.40 is: 8,702.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,950.04 : 28,426.38 = 5,801.40 : x
  2. Step 2: Convert to fraction form
    18,950.04/28,426.38 = 5,801.40/x
  3. Step 3: Cross multiply
    18,950.04x = 28,426.38 × 5,801.40
  4. Step 4: Simplify right side
    18,950.04x = 164,912,800.93
  5. Step 5: Solve for x
    x = 164,912,800.93/18,950.04
  6. Step 6: Final answer
    x = 8,702.50

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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.