Home / 34,392.24-47,484.36-21,491.16

Finding the Fourth Proportional to 34,392.24, 47,484.36 and 21,491.16

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Solution

The fourth proportional to 34,392.24, 47,484.36 and 21,491.16 is: 29,672.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,392.24 : 47,484.36 = 21,491.16 : x
  2. Step 2: Convert to fraction form
    34,392.24/47,484.36 = 21,491.16/x
  3. Step 3: Cross multiply
    34,392.24x = 47,484.36 × 21,491.16
  4. Step 4: Simplify right side
    34,392.24x = 1,020,493,978.26
  5. Step 5: Solve for x
    x = 1,020,493,978.26/34,392.24
  6. Step 6: Final answer
    x = 29,672.22

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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.