Home / 14,007.33-21,011.13-6,590.70

Finding the Fourth Proportional to 14,007.33, 21,011.13 and 6,590.70

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Solution

The fourth proportional to 14,007.33, 21,011.13 and 6,590.70 is: 9,886.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,007.33 : 21,011.13 = 6,590.70 : x
  2. Step 2: Convert to fraction form
    14,007.33/21,011.13 = 6,590.70/x
  3. Step 3: Cross multiply
    14,007.33x = 21,011.13 × 6,590.70
  4. Step 4: Simplify right side
    14,007.33x = 138,478,054.49
  5. Step 5: Solve for x
    x = 138,478,054.49/14,007.33
  6. Step 6: Final answer
    x = 9,886.11

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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.