Home / 14,263.72-21,390.33-4,901.08

Finding the Fourth Proportional to 14,263.72, 21,390.33 and 4,901.08

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Solution

The fourth proportional to 14,263.72, 21,390.33 and 4,901.08 is: 7,349.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,263.72 : 21,390.33 = 4,901.08 : x
  2. Step 2: Convert to fraction form
    14,263.72/21,390.33 = 4,901.08/x
  3. Step 3: Cross multiply
    14,263.72x = 21,390.33 × 4,901.08
  4. Step 4: Simplify right side
    14,263.72x = 104,835,683.46
  5. Step 5: Solve for x
    x = 104,835,683.46/14,263.72
  6. Step 6: Final answer
    x = 7,349.81

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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.