Home / 45,021.06-62,128.80-24,878.70

Finding the Fourth Proportional to 45,021.06, 62,128.80 and 24,878.70

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Solution

The fourth proportional to 45,021.06, 62,128.80 and 24,878.70 is: 34,332.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,021.06 : 62,128.80 = 24,878.70 : x
  2. Step 2: Convert to fraction form
    45,021.06/62,128.80 = 24,878.70/x
  3. Step 3: Cross multiply
    45,021.06x = 62,128.80 × 24,878.70
  4. Step 4: Simplify right side
    45,021.06x = 1,545,683,776.56
  5. Step 5: Solve for x
    x = 1,545,683,776.56/45,021.06
  6. Step 6: Final answer
    x = 34,332.46

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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.