Home / 14,802.83-20,427.55-8,088.47

Finding the Fourth Proportional to 14,802.83, 20,427.55 and 8,088.47

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Solution

The fourth proportional to 14,802.83, 20,427.55 and 8,088.47 is: 11,161.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,802.83 : 20,427.55 = 8,088.47 : x
  2. Step 2: Convert to fraction form
    14,802.83/20,427.55 = 8,088.47/x
  3. Step 3: Cross multiply
    14,802.83x = 20,427.55 × 8,088.47
  4. Step 4: Simplify right side
    14,802.83x = 165,227,625.35
  5. Step 5: Solve for x
    x = 165,227,625.35/14,802.83
  6. Step 6: Final answer
    x = 11,161.89

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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.