Home / 12,702.04-17,526.60-7,323.28

Finding the Fourth Proportional to 12,702.04, 17,526.60 and 7,323.28

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Solution

The fourth proportional to 12,702.04, 17,526.60 and 7,323.28 is: 10,104.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,702.04 : 17,526.60 = 7,323.28 : x
  2. Step 2: Convert to fraction form
    12,702.04/17,526.60 = 7,323.28/x
  3. Step 3: Cross multiply
    12,702.04x = 17,526.60 × 7,323.28
  4. Step 4: Simplify right side
    12,702.04x = 128,352,199.25
  5. Step 5: Solve for x
    x = 128,352,199.25/12,702.04
  6. Step 6: Final answer
    x = 10,104.85

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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.