Home / 40,271.40-55,577.70-22,368.04

Finding the Fourth Proportional to 40,271.40, 55,577.70 and 22,368.04

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Solution

The fourth proportional to 40,271.40, 55,577.70 and 22,368.04 is: 30,869.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,271.40 : 55,577.70 = 22,368.04 : x
  2. Step 2: Convert to fraction form
    40,271.40/55,577.70 = 22,368.04/x
  3. Step 3: Cross multiply
    40,271.40x = 55,577.70 × 22,368.04
  4. Step 4: Simplify right side
    40,271.40x = 1,243,164,216.71
  5. Step 5: Solve for x
    x = 1,243,164,216.71/40,271.40
  6. Step 6: Final answer
    x = 30,869.65

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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.