Home / 40,203.04-55,483.48-22,303.80

Finding the Fourth Proportional to 40,203.04, 55,483.48 and 22,303.80

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Solution

The fourth proportional to 40,203.04, 55,483.48 and 22,303.80 is: 30,781.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,203.04 : 55,483.48 = 22,303.80 : x
  2. Step 2: Convert to fraction form
    40,203.04/55,483.48 = 22,303.80/x
  3. Step 3: Cross multiply
    40,203.04x = 55,483.48 × 22,303.80
  4. Step 4: Simplify right side
    40,203.04x = 1,237,492,441.22
  5. Step 5: Solve for x
    x = 1,237,492,441.22/40,203.04
  6. Step 6: Final answer
    x = 30,781.07

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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.