Home / 15,365.18-23,055.66-13,298.46

Finding the Fourth Proportional to 15,365.18, 23,055.66 and 13,298.46

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Solution

The fourth proportional to 15,365.18, 23,055.66 and 13,298.46 is: 19,954.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,365.18 : 23,055.66 = 13,298.46 : x
  2. Step 2: Convert to fraction form
    15,365.18/23,055.66 = 13,298.46/x
  3. Step 3: Cross multiply
    15,365.18x = 23,055.66 × 13,298.46
  4. Step 4: Simplify right side
    15,365.18x = 306,604,772.28
  5. Step 5: Solve for x
    x = 306,604,772.28/15,365.18
  6. Step 6: Final answer
    x = 19,954.53

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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.