Home / 19,555.30-29,332.98-4,764.22

Finding the Fourth Proportional to 19,555.30, 29,332.98 and 4,764.22

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Solution

The fourth proportional to 19,555.30, 29,332.98 and 4,764.22 is: 7,146.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,555.30 : 29,332.98 = 4,764.22 : x
  2. Step 2: Convert to fraction form
    19,555.30/29,332.98 = 4,764.22/x
  3. Step 3: Cross multiply
    19,555.30x = 29,332.98 × 4,764.22
  4. Step 4: Simplify right side
    19,555.30x = 139,748,769.98
  5. Step 5: Solve for x
    x = 139,748,769.98/19,555.30
  6. Step 6: Final answer
    x = 7,146.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.