Home / 48,477.12-66,903.48-29,626.80

Finding the Fourth Proportional to 48,477.12, 66,903.48 and 29,626.80

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Solution

The fourth proportional to 48,477.12, 66,903.48 and 29,626.80 is: 40,888.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,477.12 : 66,903.48 = 29,626.80 : x
  2. Step 2: Convert to fraction form
    48,477.12/66,903.48 = 29,626.80/x
  3. Step 3: Cross multiply
    48,477.12x = 66,903.48 × 29,626.80
  4. Step 4: Simplify right side
    48,477.12x = 1,982,136,021.26
  5. Step 5: Solve for x
    x = 1,982,136,021.26/48,477.12
  6. Step 6: Final answer
    x = 40,888.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.