Home / 58,768.20-88,152.30-21,328.18

Finding the Fourth Proportional to 58,768.20, 88,152.30 and 21,328.18

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Solution

The fourth proportional to 58,768.20, 88,152.30 and 21,328.18 is: 31,992.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,768.20 : 88,152.30 = 21,328.18 : x
  2. Step 2: Convert to fraction form
    58,768.20/88,152.30 = 21,328.18/x
  3. Step 3: Cross multiply
    58,768.20x = 88,152.30 × 21,328.18
  4. Step 4: Simplify right side
    58,768.20x = 1,880,127,901.43
  5. Step 5: Solve for x
    x = 1,880,127,901.43/58,768.20
  6. Step 6: Final answer
    x = 31,992.27

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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.