Home / 19,554.04-29,328.40-6,404.84

Finding the Fourth Proportional to 19,554.04, 29,328.40 and 6,404.84

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Solution

The fourth proportional to 19,554.04, 29,328.40 and 6,404.84 is: 9,606.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,554.04 : 29,328.40 = 6,404.84 : x
  2. Step 2: Convert to fraction form
    19,554.04/29,328.40 = 6,404.84/x
  3. Step 3: Cross multiply
    19,554.04x = 29,328.40 × 6,404.84
  4. Step 4: Simplify right side
    19,554.04x = 187,843,709.46
  5. Step 5: Solve for x
    x = 187,843,709.46/19,554.04
  6. Step 6: Final answer
    x = 9,606.39

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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.