Home / 15,326.01-21,158.75-10,030.03

Finding the Fourth Proportional to 15,326.01, 21,158.75 and 10,030.03

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Solution

The fourth proportional to 15,326.01, 21,158.75 and 10,030.03 is: 13,847.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,326.01 : 21,158.75 = 10,030.03 : x
  2. Step 2: Convert to fraction form
    15,326.01/21,158.75 = 10,030.03/x
  3. Step 3: Cross multiply
    15,326.01x = 21,158.75 × 10,030.03
  4. Step 4: Simplify right side
    15,326.01x = 212,222,869.44
  5. Step 5: Solve for x
    x = 212,222,869.44/15,326.01
  6. Step 6: Final answer
    x = 13,847.24

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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.