Home / 34,254.74-47,293.53-21,525.32

Finding the Fourth Proportional to 34,254.74, 47,293.53 and 21,525.32

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Solution

The fourth proportional to 34,254.74, 47,293.53 and 21,525.32 is: 29,718.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,254.74 : 47,293.53 = 21,525.32 : x
  2. Step 2: Convert to fraction form
    34,254.74/47,293.53 = 21,525.32/x
  3. Step 3: Cross multiply
    34,254.74x = 47,293.53 × 21,525.32
  4. Step 4: Simplify right side
    34,254.74x = 1,018,008,367.18
  5. Step 5: Solve for x
    x = 1,018,008,367.18/34,254.74
  6. Step 6: Final answer
    x = 29,718.76

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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.