Home / 14,603.02-21,930.94-13,430.92

Finding the Fourth Proportional to 14,603.02, 21,930.94 and 13,430.92

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Solution

The fourth proportional to 14,603.02, 21,930.94 and 13,430.92 is: 20,170.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,603.02 : 21,930.94 = 13,430.92 : x
  2. Step 2: Convert to fraction form
    14,603.02/21,930.94 = 13,430.92/x
  3. Step 3: Cross multiply
    14,603.02x = 21,930.94 × 13,430.92
  4. Step 4: Simplify right side
    14,603.02x = 294,552,700.66
  5. Step 5: Solve for x
    x = 294,552,700.66/14,603.02
  6. Step 6: Final answer
    x = 20,170.67

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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.