Home / 48,074.19-72,111.34-12,535.48

Finding the Fourth Proportional to 48,074.19, 72,111.34 and 12,535.48

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Solution

The fourth proportional to 48,074.19, 72,111.34 and 12,535.48 is: 18,803.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,074.19 : 72,111.34 = 12,535.48 : x
  2. Step 2: Convert to fraction form
    48,074.19/72,111.34 = 12,535.48/x
  3. Step 3: Cross multiply
    48,074.19x = 72,111.34 × 12,535.48
  4. Step 4: Simplify right side
    48,074.19x = 903,950,254.45
  5. Step 5: Solve for x
    x = 903,950,254.45/48,074.19
  6. Step 6: Final answer
    x = 18,803.23

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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.