Home / 14,490.36-19,996.98-9,457.80

Finding the Fourth Proportional to 14,490.36, 19,996.98 and 9,457.80

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Solution

The fourth proportional to 14,490.36, 19,996.98 and 9,457.80 is: 13,051.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,490.36 : 19,996.98 = 9,457.80 : x
  2. Step 2: Convert to fraction form
    14,490.36/19,996.98 = 9,457.80/x
  3. Step 3: Cross multiply
    14,490.36x = 19,996.98 × 9,457.80
  4. Step 4: Simplify right side
    14,490.36x = 189,127,437.44
  5. Step 5: Solve for x
    x = 189,127,437.44/14,490.36
  6. Step 6: Final answer
    x = 13,051.95

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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.