Home / 13,262.45-18,302.15-7,599.02

Finding the Fourth Proportional to 13,262.45, 18,302.15 and 7,599.02

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Solution

The fourth proportional to 13,262.45, 18,302.15 and 7,599.02 is: 10,486.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,262.45 : 18,302.15 = 7,599.02 : x
  2. Step 2: Convert to fraction form
    13,262.45/18,302.15 = 7,599.02/x
  3. Step 3: Cross multiply
    13,262.45x = 18,302.15 × 7,599.02
  4. Step 4: Simplify right side
    13,262.45x = 139,078,411.65
  5. Step 5: Solve for x
    x = 139,078,411.65/13,262.45
  6. Step 6: Final answer
    x = 10,486.63

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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.