Home / 14,015.80-19,341.48-8,710.30

Finding the Fourth Proportional to 14,015.80, 19,341.48 and 8,710.30

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Solution

The fourth proportional to 14,015.80, 19,341.48 and 8,710.30 is: 12,020.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,015.80 : 19,341.48 = 8,710.30 : x
  2. Step 2: Convert to fraction form
    14,015.80/19,341.48 = 8,710.30/x
  3. Step 3: Cross multiply
    14,015.80x = 19,341.48 × 8,710.30
  4. Step 4: Simplify right side
    14,015.80x = 168,470,093.24
  5. Step 5: Solve for x
    x = 168,470,093.24/14,015.80
  6. Step 6: Final answer
    x = 12,020.01

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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.