Home / 46,752.90-70,087.64-20,436.81

Finding the Fourth Proportional to 46,752.90, 70,087.64 and 20,436.81

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Solution

The fourth proportional to 46,752.90, 70,087.64 and 20,436.81 is: 30,636.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,752.90 : 70,087.64 = 20,436.81 : x
  2. Step 2: Convert to fraction form
    46,752.90/70,087.64 = 20,436.81/x
  3. Step 3: Cross multiply
    46,752.90x = 70,087.64 × 20,436.81
  4. Step 4: Simplify right side
    46,752.90x = 1,432,367,679.84
  5. Step 5: Solve for x
    x = 1,432,367,679.84/46,752.90
  6. Step 6: Final answer
    x = 30,636.98

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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.