Home / 35,258.09-48,655.91-19,343.21

Finding the Fourth Proportional to 35,258.09, 48,655.91 and 19,343.21

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Solution

The fourth proportional to 35,258.09, 48,655.91 and 19,343.21 is: 26,693.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,258.09 : 48,655.91 = 19,343.21 : x
  2. Step 2: Convert to fraction form
    35,258.09/48,655.91 = 19,343.21/x
  3. Step 3: Cross multiply
    35,258.09x = 48,655.91 × 19,343.21
  4. Step 4: Simplify right side
    35,258.09x = 941,161,289.95
  5. Step 5: Solve for x
    x = 941,161,289.95/35,258.09
  6. Step 6: Final answer
    x = 26,693.49

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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.