Home / 14,329.98-21,490.80-6,009.78

Finding the Fourth Proportional to 14,329.98, 21,490.80 and 6,009.78

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Solution

The fourth proportional to 14,329.98, 21,490.80 and 6,009.78 is: 9,012.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,329.98 : 21,490.80 = 6,009.78 : x
  2. Step 2: Convert to fraction form
    14,329.98/21,490.80 = 6,009.78/x
  3. Step 3: Cross multiply
    14,329.98x = 21,490.80 × 6,009.78
  4. Step 4: Simplify right side
    14,329.98x = 129,154,980.02
  5. Step 5: Solve for x
    x = 129,154,980.02/14,329.98
  6. Step 6: Final answer
    x = 9,012.92

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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.