Home / 40,420.74-60,606.81-15,462.63

Finding the Fourth Proportional to 40,420.74, 60,606.81 and 15,462.63

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Solution

The fourth proportional to 40,420.74, 60,606.81 and 15,462.63 is: 23,184.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,420.74 : 60,606.81 = 15,462.63 : x
  2. Step 2: Convert to fraction form
    40,420.74/60,606.81 = 15,462.63/x
  3. Step 3: Cross multiply
    40,420.74x = 60,606.81 × 15,462.63
  4. Step 4: Simplify right side
    40,420.74x = 937,140,678.51
  5. Step 5: Solve for x
    x = 937,140,678.51/40,420.74
  6. Step 6: Final answer
    x = 23,184.65

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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.