Home / 47,138.09-65,032.02-26,984.12

Finding the Fourth Proportional to 47,138.09, 65,032.02 and 26,984.12

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Solution

The fourth proportional to 47,138.09, 65,032.02 and 26,984.12 is: 37,227.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,138.09 : 65,032.02 = 26,984.12 : x
  2. Step 2: Convert to fraction form
    47,138.09/65,032.02 = 26,984.12/x
  3. Step 3: Cross multiply
    47,138.09x = 65,032.02 × 26,984.12
  4. Step 4: Simplify right side
    47,138.09x = 1,754,831,506.36
  5. Step 5: Solve for x
    x = 1,754,831,506.36/47,138.09
  6. Step 6: Final answer
    x = 37,227.46

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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.