Home / 34,570.61-47,713.40-20,032.76

Finding the Fourth Proportional to 34,570.61, 47,713.40 and 20,032.76

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Solution

The fourth proportional to 34,570.61, 47,713.40 and 20,032.76 is: 27,648.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,570.61 : 47,713.40 = 20,032.76 : x
  2. Step 2: Convert to fraction form
    34,570.61/47,713.40 = 20,032.76/x
  3. Step 3: Cross multiply
    34,570.61x = 47,713.40 × 20,032.76
  4. Step 4: Simplify right side
    34,570.61x = 955,831,081.42
  5. Step 5: Solve for x
    x = 955,831,081.42/34,570.61
  6. Step 6: Final answer
    x = 27,648.66

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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.