Home / 14,009.13-21,013.23-5,688.93

Finding the Fourth Proportional to 14,009.13, 21,013.23 and 5,688.93

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Solution

The fourth proportional to 14,009.13, 21,013.23 and 5,688.93 is: 8,533.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,009.13 : 21,013.23 = 5,688.93 : x
  2. Step 2: Convert to fraction form
    14,009.13/21,013.23 = 5,688.93/x
  3. Step 3: Cross multiply
    14,009.13x = 21,013.23 × 5,688.93
  4. Step 4: Simplify right side
    14,009.13x = 119,542,794.54
  5. Step 5: Solve for x
    x = 119,542,794.54/14,009.13
  6. Step 6: Final answer
    x = 8,533.21

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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.