Home / 48,623.10-72,946.96-13,562.76

Finding the Fourth Proportional to 48,623.10, 72,946.96 and 13,562.76

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Solution

The fourth proportional to 48,623.10, 72,946.96 and 13,562.76 is: 20,347.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,623.10 : 72,946.96 = 13,562.76 : x
  2. Step 2: Convert to fraction form
    48,623.10/72,946.96 = 13,562.76/x
  3. Step 3: Cross multiply
    48,623.10x = 72,946.96 × 13,562.76
  4. Step 4: Simplify right side
    48,623.10x = 989,362,111.21
  5. Step 5: Solve for x
    x = 989,362,111.21/48,623.10
  6. Step 6: Final answer
    x = 20,347.57

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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.