Home / 34,079.63-47,032.02-20,652.05

Finding the Fourth Proportional to 34,079.63, 47,032.02 and 20,652.05

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Solution

The fourth proportional to 34,079.63, 47,032.02 and 20,652.05 is: 28,501.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,079.63 : 47,032.02 = 20,652.05 : x
  2. Step 2: Convert to fraction form
    34,079.63/47,032.02 = 20,652.05/x
  3. Step 3: Cross multiply
    34,079.63x = 47,032.02 × 20,652.05
  4. Step 4: Simplify right side
    34,079.63x = 971,307,393.48
  5. Step 5: Solve for x
    x = 971,307,393.48/34,079.63
  6. Step 6: Final answer
    x = 28,501.12

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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.