Home / 15,019.40-22,533.66-10,645.32

Finding the Fourth Proportional to 15,019.40, 22,533.66 and 10,645.32

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Solution

The fourth proportional to 15,019.40, 22,533.66 and 10,645.32 is: 15,971.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,019.40 : 22,533.66 = 10,645.32 : x
  2. Step 2: Convert to fraction form
    15,019.40/22,533.66 = 10,645.32/x
  3. Step 3: Cross multiply
    15,019.40x = 22,533.66 × 10,645.32
  4. Step 4: Simplify right side
    15,019.40x = 239,878,021.47
  5. Step 5: Solve for x
    x = 239,878,021.47/15,019.40
  6. Step 6: Final answer
    x = 15,971.21

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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.