Home / 55,615.51-83,386.21-28,895.84

Finding the Fourth Proportional to 55,615.51, 83,386.21 and 28,895.84

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Solution

The fourth proportional to 55,615.51, 83,386.21 and 28,895.84 is: 43,324.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,615.51 : 83,386.21 = 28,895.84 : x
  2. Step 2: Convert to fraction form
    55,615.51/83,386.21 = 28,895.84/x
  3. Step 3: Cross multiply
    55,615.51x = 83,386.21 × 28,895.84
  4. Step 4: Simplify right side
    55,615.51x = 2,409,514,460.07
  5. Step 5: Solve for x
    x = 2,409,514,460.07/55,615.51
  6. Step 6: Final answer
    x = 43,324.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.