Home / 34,870.37-48,121.16-18,954.77

Finding the Fourth Proportional to 34,870.37, 48,121.16 and 18,954.77

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Solution

The fourth proportional to 34,870.37, 48,121.16 and 18,954.77 is: 26,157.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,870.37 : 48,121.16 = 18,954.77 : x
  2. Step 2: Convert to fraction form
    34,870.37/48,121.16 = 18,954.77/x
  3. Step 3: Cross multiply
    34,870.37x = 48,121.16 × 18,954.77
  4. Step 4: Simplify right side
    34,870.37x = 912,125,184.55
  5. Step 5: Solve for x
    x = 912,125,184.55/34,870.37
  6. Step 6: Final answer
    x = 26,157.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.