Home / 15,430.47-23,128.20-7,093.26

Finding the Fourth Proportional to 15,430.47, 23,128.20 and 7,093.26

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Solution

The fourth proportional to 15,430.47, 23,128.20 and 7,093.26 is: 10,631.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,430.47 : 23,128.20 = 7,093.26 : x
  2. Step 2: Convert to fraction form
    15,430.47/23,128.20 = 7,093.26/x
  3. Step 3: Cross multiply
    15,430.47x = 23,128.20 × 7,093.26
  4. Step 4: Simplify right side
    15,430.47x = 164,054,335.93
  5. Step 5: Solve for x
    x = 164,054,335.93/15,430.47
  6. Step 6: Final answer
    x = 10,631.84

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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.