Home / 46,810.08-70,215.12-20,508.84

Finding the Fourth Proportional to 46,810.08, 70,215.12 and 20,508.84

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Solution

The fourth proportional to 46,810.08, 70,215.12 and 20,508.84 is: 30,763.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,810.08 : 70,215.12 = 20,508.84 : x
  2. Step 2: Convert to fraction form
    46,810.08/70,215.12 = 20,508.84/x
  3. Step 3: Cross multiply
    46,810.08x = 70,215.12 × 20,508.84
  4. Step 4: Simplify right side
    46,810.08x = 1,440,030,661.66
  5. Step 5: Solve for x
    x = 1,440,030,661.66/46,810.08
  6. Step 6: Final answer
    x = 30,763.26

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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.