Home / 42,663.24-58,848.66-30,707.64

Finding the Fourth Proportional to 42,663.24, 58,848.66 and 30,707.64

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Solution

The fourth proportional to 42,663.24, 58,848.66 and 30,707.64 is: 42,357.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,663.24 : 58,848.66 = 30,707.64 : x
  2. Step 2: Convert to fraction form
    42,663.24/58,848.66 = 30,707.64/x
  3. Step 3: Cross multiply
    42,663.24x = 58,848.66 × 30,707.64
  4. Step 4: Simplify right side
    42,663.24x = 1,807,103,465.76
  5. Step 5: Solve for x
    x = 1,807,103,465.76/42,663.24
  6. Step 6: Final answer
    x = 42,357.39

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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.