Home / 55,069.69-82,562.74-28,386.93

Finding the Fourth Proportional to 55,069.69, 82,562.74 and 28,386.93

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Solution

The fourth proportional to 55,069.69, 82,562.74 and 28,386.93 is: 42,558.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,069.69 : 82,562.74 = 28,386.93 : x
  2. Step 2: Convert to fraction form
    55,069.69/82,562.74 = 28,386.93/x
  3. Step 3: Cross multiply
    55,069.69x = 82,562.74 × 28,386.93
  4. Step 4: Simplify right side
    55,069.69x = 2,343,702,166.24
  5. Step 5: Solve for x
    x = 2,343,702,166.24/55,069.69
  6. Step 6: Final answer
    x = 42,558.84

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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.