Home / 40,586.60-56,008.44-22,681.76

Finding the Fourth Proportional to 40,586.60, 56,008.44 and 22,681.76

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Solution

The fourth proportional to 40,586.60, 56,008.44 and 22,681.76 is: 31,300.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,586.60 : 56,008.44 = 22,681.76 : x
  2. Step 2: Convert to fraction form
    40,586.60/56,008.44 = 22,681.76/x
  3. Step 3: Cross multiply
    40,586.60x = 56,008.44 × 22,681.76
  4. Step 4: Simplify right side
    40,586.60x = 1,270,369,714.01
  5. Step 5: Solve for x
    x = 1,270,369,714.01/40,586.60
  6. Step 6: Final answer
    x = 31,300.22

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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.