Home / 19,555.10-29,332.70-4,764

Finding the Fourth Proportional to 19,555.10, 29,332.70 and 4,764

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Solution

The fourth proportional to 19,555.10, 29,332.70 and 4,764 is: 7,146.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,555.10 : 29,332.70 = 4,764 : x
  2. Step 2: Convert to fraction form
    19,555.10/29,332.70 = 4,764/x
  3. Step 3: Cross multiply
    19,555.10x = 29,332.70 × 4,764
  4. Step 4: Simplify right side
    19,555.10x = 139,740,982.80
  5. Step 5: Solve for x
    x = 139,740,982.80/19,555.10
  6. Step 6: Final answer
    x = 7,146.01

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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.