Home / 40,904.80-56,445.68-23,002.40

Finding the Fourth Proportional to 40,904.80, 56,445.68 and 23,002.40

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Solution

The fourth proportional to 40,904.80, 56,445.68 and 23,002.40 is: 31,741.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,904.80 : 56,445.68 = 23,002.40 : x
  2. Step 2: Convert to fraction form
    40,904.80/56,445.68 = 23,002.40/x
  3. Step 3: Cross multiply
    40,904.80x = 56,445.68 × 23,002.40
  4. Step 4: Simplify right side
    40,904.80x = 1,298,386,109.63
  5. Step 5: Solve for x
    x = 1,298,386,109.63/40,904.80
  6. Step 6: Final answer
    x = 31,741.66

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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.