Home / 56,076.16-77,384.82-30,925.66

Finding the Fourth Proportional to 56,076.16, 77,384.82 and 30,925.66

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Solution

The fourth proportional to 56,076.16, 77,384.82 and 30,925.66 is: 42,677.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,076.16 : 77,384.82 = 30,925.66 : x
  2. Step 2: Convert to fraction form
    56,076.16/77,384.82 = 30,925.66/x
  3. Step 3: Cross multiply
    56,076.16x = 77,384.82 × 30,925.66
  4. Step 4: Simplify right side
    56,076.16x = 2,393,176,632.48
  5. Step 5: Solve for x
    x = 2,393,176,632.48/56,076.16
  6. Step 6: Final answer
    x = 42,677.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.