Home / 46,840.86-70,261.38-11,780.55

Finding the Fourth Proportional to 46,840.86, 70,261.38 and 11,780.55

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Solution

The fourth proportional to 46,840.86, 70,261.38 and 11,780.55 is: 17,670.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,840.86 : 70,261.38 = 11,780.55 : x
  2. Step 2: Convert to fraction form
    46,840.86/70,261.38 = 11,780.55/x
  3. Step 3: Cross multiply
    46,840.86x = 70,261.38 × 11,780.55
  4. Step 4: Simplify right side
    46,840.86x = 827,717,700.16
  5. Step 5: Solve for x
    x = 827,717,700.16/46,840.86
  6. Step 6: Final answer
    x = 17,670.85

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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.