Home / 40,661.39-56,118.61-23,430.40

Finding the Fourth Proportional to 40,661.39, 56,118.61 and 23,430.40

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Solution

The fourth proportional to 40,661.39, 56,118.61 and 23,430.40 is: 32,337.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,661.39 : 56,118.61 = 23,430.40 : x
  2. Step 2: Convert to fraction form
    40,661.39/56,118.61 = 23,430.40/x
  3. Step 3: Cross multiply
    40,661.39x = 56,118.61 × 23,430.40
  4. Step 4: Simplify right side
    40,661.39x = 1,314,881,462.03
  5. Step 5: Solve for x
    x = 1,314,881,462.03/40,661.39
  6. Step 6: Final answer
    x = 32,337.35

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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.