Home / 13,566.06-18,718.98-7,597.98

Finding the Fourth Proportional to 13,566.06, 18,718.98 and 7,597.98

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Solution

The fourth proportional to 13,566.06, 18,718.98 and 7,597.98 is: 10,483.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,566.06 : 18,718.98 = 7,597.98 : x
  2. Step 2: Convert to fraction form
    13,566.06/18,718.98 = 7,597.98/x
  3. Step 3: Cross multiply
    13,566.06x = 18,718.98 × 7,597.98
  4. Step 4: Simplify right side
    13,566.06x = 142,226,435.66
  5. Step 5: Solve for x
    x = 142,226,435.66/13,566.06
  6. Step 6: Final answer
    x = 10,483.99

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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.