Home / 14,357.04-21,490.44-9,888.48

Finding the Fourth Proportional to 14,357.04, 21,490.44 and 9,888.48

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Solution

The fourth proportional to 14,357.04, 21,490.44 and 9,888.48 is: 14,801.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,357.04 : 21,490.44 = 9,888.48 : x
  2. Step 2: Convert to fraction form
    14,357.04/21,490.44 = 9,888.48/x
  3. Step 3: Cross multiply
    14,357.04x = 21,490.44 × 9,888.48
  4. Step 4: Simplify right side
    14,357.04x = 212,507,786.13
  5. Step 5: Solve for x
    x = 212,507,786.13/14,357.04
  6. Step 6: Final answer
    x = 14,801.64

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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.