Home / 13,018.26-19,518.11-6,088.98

Finding the Fourth Proportional to 13,018.26, 19,518.11 and 6,088.98

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Solution

The fourth proportional to 13,018.26, 19,518.11 and 6,088.98 is: 9,129.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,018.26 : 19,518.11 = 6,088.98 : x
  2. Step 2: Convert to fraction form
    13,018.26/19,518.11 = 6,088.98/x
  3. Step 3: Cross multiply
    13,018.26x = 19,518.11 × 6,088.98
  4. Step 4: Simplify right side
    13,018.26x = 118,845,381.43
  5. Step 5: Solve for x
    x = 118,845,381.43/13,018.26
  6. Step 6: Final answer
    x = 9,129.13

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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.