Home / 13,094.41-18,071.25-7,430.13

Finding the Fourth Proportional to 13,094.41, 18,071.25 and 7,430.13

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Solution

The fourth proportional to 13,094.41, 18,071.25 and 7,430.13 is: 10,254.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,094.41 : 18,071.25 = 7,430.13 : x
  2. Step 2: Convert to fraction form
    13,094.41/18,071.25 = 7,430.13/x
  3. Step 3: Cross multiply
    13,094.41x = 18,071.25 × 7,430.13
  4. Step 4: Simplify right side
    13,094.41x = 134,271,750.69
  5. Step 5: Solve for x
    x = 134,271,750.69/13,094.41
  6. Step 6: Final answer
    x = 10,254.13

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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.