Home / 19,411.16-29,109.58-6,927.85

Finding the Fourth Proportional to 19,411.16, 29,109.58 and 6,927.85

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Solution

The fourth proportional to 19,411.16, 29,109.58 and 6,927.85 is: 10,389.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,411.16 : 29,109.58 = 6,927.85 : x
  2. Step 2: Convert to fraction form
    19,411.16/29,109.58 = 6,927.85/x
  3. Step 3: Cross multiply
    19,411.16x = 29,109.58 × 6,927.85
  4. Step 4: Simplify right side
    19,411.16x = 201,666,713.71
  5. Step 5: Solve for x
    x = 201,666,713.71/19,411.16
  6. Step 6: Final answer
    x = 10,389.21

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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.