Home / 19,975.51-29,962.89-7,495.23

Finding the Fourth Proportional to 19,975.51, 29,962.89 and 7,495.23

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Solution

The fourth proportional to 19,975.51, 29,962.89 and 7,495.23 is: 11,242.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,975.51 : 29,962.89 = 7,495.23 : x
  2. Step 2: Convert to fraction form
    19,975.51/29,962.89 = 7,495.23/x
  3. Step 3: Cross multiply
    19,975.51x = 29,962.89 × 7,495.23
  4. Step 4: Simplify right side
    19,975.51x = 224,578,752.01
  5. Step 5: Solve for x
    x = 224,578,752.01/19,975.51
  6. Step 6: Final answer
    x = 11,242.71

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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.