Home / 13,993.19-19,295.81-10,807.01

Finding the Fourth Proportional to 13,993.19, 19,295.81 and 10,807.01

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Solution

The fourth proportional to 13,993.19, 19,295.81 and 10,807.01 is: 14,902.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,993.19 : 19,295.81 = 10,807.01 : x
  2. Step 2: Convert to fraction form
    13,993.19/19,295.81 = 10,807.01/x
  3. Step 3: Cross multiply
    13,993.19x = 19,295.81 × 10,807.01
  4. Step 4: Simplify right side
    13,993.19x = 208,529,861.11
  5. Step 5: Solve for x
    x = 208,529,861.11/13,993.19
  6. Step 6: Final answer
    x = 14,902.24

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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.