Home / 46,958.50-70,421.46-18,870.22

Finding the Fourth Proportional to 46,958.50, 70,421.46 and 18,870.22

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Solution

The fourth proportional to 46,958.50, 70,421.46 and 18,870.22 is: 28,298.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,958.50 : 70,421.46 = 18,870.22 : x
  2. Step 2: Convert to fraction form
    46,958.50/70,421.46 = 18,870.22/x
  3. Step 3: Cross multiply
    46,958.50x = 70,421.46 × 18,870.22
  4. Step 4: Simplify right side
    46,958.50x = 1,328,868,442.92
  5. Step 5: Solve for x
    x = 1,328,868,442.92/46,958.50
  6. Step 6: Final answer
    x = 28,298.78

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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.