Home / 24,341.80-36,336.62-21,389.35

Finding the Fourth Proportional to 24,341.80, 36,336.62 and 21,389.35

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Solution

The fourth proportional to 24,341.80, 36,336.62 and 21,389.35 is: 31,929.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,341.80 : 36,336.62 = 21,389.35 : x
  2. Step 2: Convert to fraction form
    24,341.80/36,336.62 = 21,389.35/x
  3. Step 3: Cross multiply
    24,341.80x = 36,336.62 × 21,389.35
  4. Step 4: Simplify right side
    24,341.80x = 777,216,683.00
  5. Step 5: Solve for x
    x = 777,216,683.00/24,341.80
  6. Step 6: Final answer
    x = 31,929.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.