Home / 53,686.19-74,062.65-34,559.11

Finding the Fourth Proportional to 53,686.19, 74,062.65 and 34,559.11

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Solution

The fourth proportional to 53,686.19, 74,062.65 and 34,559.11 is: 47,675.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,686.19 : 74,062.65 = 34,559.11 : x
  2. Step 2: Convert to fraction form
    53,686.19/74,062.65 = 34,559.11/x
  3. Step 3: Cross multiply
    53,686.19x = 74,062.65 × 34,559.11
  4. Step 4: Simplify right side
    53,686.19x = 2,559,539,073.81
  5. Step 5: Solve for x
    x = 2,559,539,073.81/53,686.19
  6. Step 6: Final answer
    x = 47,675.93

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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.