Home / 19,611.84-29,442.13-19,521.93

Finding the Fourth Proportional to 19,611.84, 29,442.13 and 19,521.93

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Solution

The fourth proportional to 19,611.84, 29,442.13 and 19,521.93 is: 29,307.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,611.84 : 29,442.13 = 19,521.93 : x
  2. Step 2: Convert to fraction form
    19,611.84/29,442.13 = 19,521.93/x
  3. Step 3: Cross multiply
    19,611.84x = 29,442.13 × 19,521.93
  4. Step 4: Simplify right side
    19,611.84x = 574,767,200.91
  5. Step 5: Solve for x
    x = 574,767,200.91/19,611.84
  6. Step 6: Final answer
    x = 29,307.15

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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.