Home / 19,700.55-29,554.47-6,377.06

Finding the Fourth Proportional to 19,700.55, 29,554.47 and 6,377.06

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Solution

The fourth proportional to 19,700.55, 29,554.47 and 6,377.06 is: 9,566.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,700.55 : 29,554.47 = 6,377.06 : x
  2. Step 2: Convert to fraction form
    19,700.55/29,554.47 = 6,377.06/x
  3. Step 3: Cross multiply
    19,700.55x = 29,554.47 × 6,377.06
  4. Step 4: Simplify right side
    19,700.55x = 188,470,702.34
  5. Step 5: Solve for x
    x = 188,470,702.34/19,700.55
  6. Step 6: Final answer
    x = 9,566.77

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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.