Home / 55,130-76,085.04-32,476.12

Finding the Fourth Proportional to 55,130, 76,085.04 and 32,476.12

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Solution

The fourth proportional to 55,130, 76,085.04 and 32,476.12 is: 44,820.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,130 : 76,085.04 = 32,476.12 : x
  2. Step 2: Convert to fraction form
    55,130/76,085.04 = 32,476.12/x
  3. Step 3: Cross multiply
    55,130x = 76,085.04 × 32,476.12
  4. Step 4: Simplify right side
    55,130x = 2,470,946,889.24
  5. Step 5: Solve for x
    x = 2,470,946,889.24/55,130
  6. Step 6: Final answer
    x = 44,820.37

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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.