Home / 14,349.10-19,801.63-7,975.53

Finding the Fourth Proportional to 14,349.10, 19,801.63 and 7,975.53

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Solution

The fourth proportional to 14,349.10, 19,801.63 and 7,975.53 is: 11,006.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,349.10 : 19,801.63 = 7,975.53 : x
  2. Step 2: Convert to fraction form
    14,349.10/19,801.63 = 7,975.53/x
  3. Step 3: Cross multiply
    14,349.10x = 19,801.63 × 7,975.53
  4. Step 4: Simplify right side
    14,349.10x = 157,928,459.39
  5. Step 5: Solve for x
    x = 157,928,459.39/14,349.10
  6. Step 6: Final answer
    x = 11,006.16

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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.