Home / 46,875.12-70,304.85-20,572.80

Finding the Fourth Proportional to 46,875.12, 70,304.85 and 20,572.80

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Solution

The fourth proportional to 46,875.12, 70,304.85 and 20,572.80 is: 30,855.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,875.12 : 70,304.85 = 20,572.80 : x
  2. Step 2: Convert to fraction form
    46,875.12/70,304.85 = 20,572.80/x
  3. Step 3: Cross multiply
    46,875.12x = 70,304.85 × 20,572.80
  4. Step 4: Simplify right side
    46,875.12x = 1,446,367,618.08
  5. Step 5: Solve for x
    x = 1,446,367,618.08/46,875.12
  6. Step 6: Final answer
    x = 30,855.76

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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.