Home / 14,281.19-19,709.01-7,908.04

Finding the Fourth Proportional to 14,281.19, 19,709.01 and 7,908.04

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Solution

The fourth proportional to 14,281.19, 19,709.01 and 7,908.04 is: 10,913.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,281.19 : 19,709.01 = 7,908.04 : x
  2. Step 2: Convert to fraction form
    14,281.19/19,709.01 = 7,908.04/x
  3. Step 3: Cross multiply
    14,281.19x = 19,709.01 × 7,908.04
  4. Step 4: Simplify right side
    14,281.19x = 155,859,590.17
  5. Step 5: Solve for x
    x = 155,859,590.17/14,281.19
  6. Step 6: Final answer
    x = 10,913.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.