Home / 14,313.12-21,475.80-5,995.08

Finding the Fourth Proportional to 14,313.12, 21,475.80 and 5,995.08

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Solution

The fourth proportional to 14,313.12, 21,475.80 and 5,995.08 is: 8,995.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,313.12 : 21,475.80 = 5,995.08 : x
  2. Step 2: Convert to fraction form
    14,313.12/21,475.80 = 5,995.08/x
  3. Step 3: Cross multiply
    14,313.12x = 21,475.80 × 5,995.08
  4. Step 4: Simplify right side
    14,313.12x = 128,749,139.06
  5. Step 5: Solve for x
    x = 128,749,139.06/14,313.12
  6. Step 6: Final answer
    x = 8,995.18

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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.