Home / 13,050.24-19,574.28-4,285.68

Finding the Fourth Proportional to 13,050.24, 19,574.28 and 4,285.68

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Solution

The fourth proportional to 13,050.24, 19,574.28 and 4,285.68 is: 6,428.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,050.24 : 19,574.28 = 4,285.68 : x
  2. Step 2: Convert to fraction form
    13,050.24/19,574.28 = 4,285.68/x
  3. Step 3: Cross multiply
    13,050.24x = 19,574.28 × 4,285.68
  4. Step 4: Simplify right side
    13,050.24x = 83,889,100.31
  5. Step 5: Solve for x
    x = 83,889,100.31/13,050.24
  6. Step 6: Final answer
    x = 6,428.17

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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.