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Finding the Fourth Proportional to 14,570.48, 21,835.04 and 6,653.54

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Solution

The fourth proportional to 14,570.48, 21,835.04 and 6,653.54 is: 9,970.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,570.48 : 21,835.04 = 6,653.54 : x
  2. Step 2: Convert to fraction form
    14,570.48/21,835.04 = 6,653.54/x
  3. Step 3: Cross multiply
    14,570.48x = 21,835.04 × 6,653.54
  4. Step 4: Simplify right side
    14,570.48x = 145,280,333.36
  5. Step 5: Solve for x
    x = 145,280,333.36/14,570.48
  6. Step 6: Final answer
    x = 9,970.87

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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.