Home / 13,330.16-19,995.40-4,564.40

Finding the Fourth Proportional to 13,330.16, 19,995.40 and 4,564.40

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Solution

The fourth proportional to 13,330.16, 19,995.40 and 4,564.40 is: 6,846.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,330.16 : 19,995.40 = 4,564.40 : x
  2. Step 2: Convert to fraction form
    13,330.16/19,995.40 = 4,564.40/x
  3. Step 3: Cross multiply
    13,330.16x = 19,995.40 × 4,564.40
  4. Step 4: Simplify right side
    13,330.16x = 91,267,003.76
  5. Step 5: Solve for x
    x = 91,267,003.76/13,330.16
  6. Step 6: Final answer
    x = 6,846.65

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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.