Home / 42,370.96-58,447.60-26,427.72

Finding the Fourth Proportional to 42,370.96, 58,447.60 and 26,427.72

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Solution

The fourth proportional to 42,370.96, 58,447.60 and 26,427.72 is: 36,455.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,370.96 : 58,447.60 = 26,427.72 : x
  2. Step 2: Convert to fraction form
    42,370.96/58,447.60 = 26,427.72/x
  3. Step 3: Cross multiply
    42,370.96x = 58,447.60 × 26,427.72
  4. Step 4: Simplify right side
    42,370.96x = 1,544,636,807.47
  5. Step 5: Solve for x
    x = 1,544,636,807.47/42,370.96
  6. Step 6: Final answer
    x = 36,455.08

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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.