Home / 66,027.02-99,048.83-21,658.25

Finding the Fourth Proportional to 66,027.02, 99,048.83 and 21,658.25

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Solution

The fourth proportional to 66,027.02, 99,048.83 and 21,658.25 is: 32,490.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,027.02 : 99,048.83 = 21,658.25 : x
  2. Step 2: Convert to fraction form
    66,027.02/99,048.83 = 21,658.25/x
  3. Step 3: Cross multiply
    66,027.02x = 99,048.83 × 21,658.25
  4. Step 4: Simplify right side
    66,027.02x = 2,145,224,461.68
  5. Step 5: Solve for x
    x = 2,145,224,461.68/66,027.02
  6. Step 6: Final answer
    x = 32,490.10

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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.