Home / 39,038.68-53,873.94-22,271.68

Finding the Fourth Proportional to 39,038.68, 53,873.94 and 22,271.68

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Solution

The fourth proportional to 39,038.68, 53,873.94 and 22,271.68 is: 30,735.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,038.68 : 53,873.94 = 22,271.68 : x
  2. Step 2: Convert to fraction form
    39,038.68/53,873.94 = 22,271.68/x
  3. Step 3: Cross multiply
    39,038.68x = 53,873.94 × 22,271.68
  4. Step 4: Simplify right side
    39,038.68x = 1,199,863,152.02
  5. Step 5: Solve for x
    x = 1,199,863,152.02/39,038.68
  6. Step 6: Final answer
    x = 30,735.24

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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.