Home / 17,565.40-26,348.10-9,692.20

Finding the Fourth Proportional to 17,565.40, 26,348.10 and 9,692.20

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Solution

The fourth proportional to 17,565.40, 26,348.10 and 9,692.20 is: 14,538.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,565.40 : 26,348.10 = 9,692.20 : x
  2. Step 2: Convert to fraction form
    17,565.40/26,348.10 = 9,692.20/x
  3. Step 3: Cross multiply
    17,565.40x = 26,348.10 × 9,692.20
  4. Step 4: Simplify right side
    17,565.40x = 255,371,054.82
  5. Step 5: Solve for x
    x = 255,371,054.82/17,565.40
  6. Step 6: Final answer
    x = 14,538.30

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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.