Home / 14,094.30-19,445.75-8,125.21

Finding the Fourth Proportional to 14,094.30, 19,445.75 and 8,125.21

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Solution

The fourth proportional to 14,094.30, 19,445.75 and 8,125.21 is: 11,210.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,094.30 : 19,445.75 = 8,125.21 : x
  2. Step 2: Convert to fraction form
    14,094.30/19,445.75 = 8,125.21/x
  3. Step 3: Cross multiply
    14,094.30x = 19,445.75 × 8,125.21
  4. Step 4: Simplify right side
    14,094.30x = 158,000,705.13
  5. Step 5: Solve for x
    x = 158,000,705.13/14,094.30
  6. Step 6: Final answer
    x = 11,210.26

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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.