Home / 14,554.89-21,816.53-9,555.16

Finding the Fourth Proportional to 14,554.89, 21,816.53 and 9,555.16

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Solution

The fourth proportional to 14,554.89, 21,816.53 and 9,555.16 is: 14,322.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,554.89 : 21,816.53 = 9,555.16 : x
  2. Step 2: Convert to fraction form
    14,554.89/21,816.53 = 9,555.16/x
  3. Step 3: Cross multiply
    14,554.89x = 21,816.53 × 9,555.16
  4. Step 4: Simplify right side
    14,554.89x = 208,460,434.79
  5. Step 5: Solve for x
    x = 208,460,434.79/14,554.89
  6. Step 6: Final answer
    x = 14,322.37

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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.