Home / 27,047.04-40,570.20-22,420.32

Finding the Fourth Proportional to 27,047.04, 40,570.20 and 22,420.32

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Solution

The fourth proportional to 27,047.04, 40,570.20 and 22,420.32 is: 33,630.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,047.04 : 40,570.20 = 22,420.32 : x
  2. Step 2: Convert to fraction form
    27,047.04/40,570.20 = 22,420.32/x
  3. Step 3: Cross multiply
    27,047.04x = 40,570.20 × 22,420.32
  4. Step 4: Simplify right side
    27,047.04x = 909,596,866.46
  5. Step 5: Solve for x
    x = 909,596,866.46/27,047.04
  6. Step 6: Final answer
    x = 33,630.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.