Home / 15,801.39-23,702.18-5,271.38

Finding the Fourth Proportional to 15,801.39, 23,702.18 and 5,271.38

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Solution

The fourth proportional to 15,801.39, 23,702.18 and 5,271.38 is: 7,907.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,801.39 : 23,702.18 = 5,271.38 : x
  2. Step 2: Convert to fraction form
    15,801.39/23,702.18 = 5,271.38/x
  3. Step 3: Cross multiply
    15,801.39x = 23,702.18 × 5,271.38
  4. Step 4: Simplify right side
    15,801.39x = 124,943,230.51
  5. Step 5: Solve for x
    x = 124,943,230.51/15,801.39
  6. Step 6: Final answer
    x = 7,907.11

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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.