Home / 42,741.51-64,131.08-22,746.32

Finding the Fourth Proportional to 42,741.51, 64,131.08 and 22,746.32

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Solution

The fourth proportional to 42,741.51, 64,131.08 and 22,746.32 is: 34,129.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,741.51 : 64,131.08 = 22,746.32 : x
  2. Step 2: Convert to fraction form
    42,741.51/64,131.08 = 22,746.32/x
  3. Step 3: Cross multiply
    42,741.51x = 64,131.08 × 22,746.32
  4. Step 4: Simplify right side
    42,741.51x = 1,458,745,873.73
  5. Step 5: Solve for x
    x = 1,458,745,873.73/42,741.51
  6. Step 6: Final answer
    x = 34,129.49

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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.