Home / 19,554.30-29,331.51-4,763.22

Finding the Fourth Proportional to 19,554.30, 29,331.51 and 4,763.22

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Solution

The fourth proportional to 19,554.30, 29,331.51 and 4,763.22 is: 7,144.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,554.30 : 29,331.51 = 4,763.22 : x
  2. Step 2: Convert to fraction form
    19,554.30/29,331.51 = 4,763.22/x
  3. Step 3: Cross multiply
    19,554.30x = 29,331.51 × 4,763.22
  4. Step 4: Simplify right side
    19,554.30x = 139,712,435.06
  5. Step 5: Solve for x
    x = 139,712,435.06/19,554.30
  6. Step 6: Final answer
    x = 7,144.84

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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.