Home / 55,508.36-76,596.74-31,307.99

Finding the Fourth Proportional to 55,508.36, 76,596.74 and 31,307.99

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Solution

The fourth proportional to 55,508.36, 76,596.74 and 31,307.99 is: 43,202.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,508.36 : 76,596.74 = 31,307.99 : x
  2. Step 2: Convert to fraction form
    55,508.36/76,596.74 = 31,307.99/x
  3. Step 3: Cross multiply
    55,508.36x = 76,596.74 × 31,307.99
  4. Step 4: Simplify right side
    55,508.36x = 2,398,089,547.83
  5. Step 5: Solve for x
    x = 2,398,089,547.83/55,508.36
  6. Step 6: Final answer
    x = 43,202.32

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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.