Home / 13,435.53-20,153.90-4,670.52

Finding the Fourth Proportional to 13,435.53, 20,153.90 and 4,670.52

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Solution

The fourth proportional to 13,435.53, 20,153.90 and 4,670.52 is: 7,005.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,435.53 : 20,153.90 = 4,670.52 : x
  2. Step 2: Convert to fraction form
    13,435.53/20,153.90 = 4,670.52/x
  3. Step 3: Cross multiply
    13,435.53x = 20,153.90 × 4,670.52
  4. Step 4: Simplify right side
    13,435.53x = 94,129,193.03
  5. Step 5: Solve for x
    x = 94,129,193.03/13,435.53
  6. Step 6: Final answer
    x = 7,005.99

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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.