Home / 40,935.16-56,490.06-23,030.20

Finding the Fourth Proportional to 40,935.16, 56,490.06 and 23,030.20

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Solution

The fourth proportional to 40,935.16, 56,490.06 and 23,030.20 is: 31,781.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,935.16 : 56,490.06 = 23,030.20 : x
  2. Step 2: Convert to fraction form
    40,935.16/56,490.06 = 23,030.20/x
  3. Step 3: Cross multiply
    40,935.16x = 56,490.06 × 23,030.20
  4. Step 4: Simplify right side
    40,935.16x = 1,300,977,379.81
  5. Step 5: Solve for x
    x = 1,300,977,379.81/40,935.16
  6. Step 6: Final answer
    x = 31,781.42

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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.