Home / 36,798.36-55,445.48-30,368.56

Finding the Fourth Proportional to 36,798.36, 55,445.48 and 30,368.56

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Solution

The fourth proportional to 36,798.36, 55,445.48 and 30,368.56 is: 45,757.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,798.36 : 55,445.48 = 30,368.56 : x
  2. Step 2: Convert to fraction form
    36,798.36/55,445.48 = 30,368.56/x
  3. Step 3: Cross multiply
    36,798.36x = 55,445.48 × 30,368.56
  4. Step 4: Simplify right side
    36,798.36x = 1,683,799,386.11
  5. Step 5: Solve for x
    x = 1,683,799,386.11/36,798.36
  6. Step 6: Final answer
    x = 45,757.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.