Home / 12,505.08-17,237.16-9,848.28

Finding the Fourth Proportional to 12,505.08, 17,237.16 and 9,848.28

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Solution

The fourth proportional to 12,505.08, 17,237.16 and 9,848.28 is: 13,574.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,505.08 : 17,237.16 = 9,848.28 : x
  2. Step 2: Convert to fraction form
    12,505.08/17,237.16 = 9,848.28/x
  3. Step 3: Cross multiply
    12,505.08x = 17,237.16 × 9,848.28
  4. Step 4: Simplify right side
    12,505.08x = 169,756,378.08
  5. Step 5: Solve for x
    x = 169,756,378.08/12,505.08
  6. Step 6: Final answer
    x = 13,574.99

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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.