Home / 56,455.89-77,903.51-32,590.25

Finding the Fourth Proportional to 56,455.89, 77,903.51 and 32,590.25

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Solution

The fourth proportional to 56,455.89, 77,903.51 and 32,590.25 is: 44,971.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,455.89 : 77,903.51 = 32,590.25 : x
  2. Step 2: Convert to fraction form
    56,455.89/77,903.51 = 32,590.25/x
  3. Step 3: Cross multiply
    56,455.89x = 77,903.51 × 32,590.25
  4. Step 4: Simplify right side
    56,455.89x = 2,538,894,866.78
  5. Step 5: Solve for x
    x = 2,538,894,866.78/56,455.89
  6. Step 6: Final answer
    x = 44,971.31

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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.