Home / 55,319.40-76,347.63-33,804.72

Finding the Fourth Proportional to 55,319.40, 76,347.63 and 33,804.72

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Solution

The fourth proportional to 55,319.40, 76,347.63 and 33,804.72 is: 46,654.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,319.40 : 76,347.63 = 33,804.72 : x
  2. Step 2: Convert to fraction form
    55,319.40/76,347.63 = 33,804.72/x
  3. Step 3: Cross multiply
    55,319.40x = 76,347.63 × 33,804.72
  4. Step 4: Simplify right side
    55,319.40x = 2,580,910,254.81
  5. Step 5: Solve for x
    x = 2,580,910,254.81/55,319.40
  6. Step 6: Final answer
    x = 46,654.70

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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.