Home / 25,477.40-38,271.52-22,155.93

Finding the Fourth Proportional to 25,477.40, 38,271.52 and 22,155.93

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Solution

The fourth proportional to 25,477.40, 38,271.52 and 22,155.93 is: 33,282.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,477.40 : 38,271.52 = 22,155.93 : x
  2. Step 2: Convert to fraction form
    25,477.40/38,271.52 = 22,155.93/x
  3. Step 3: Cross multiply
    25,477.40x = 38,271.52 × 22,155.93
  4. Step 4: Simplify right side
    25,477.40x = 847,941,145.81
  5. Step 5: Solve for x
    x = 847,941,145.81/25,477.40
  6. Step 6: Final answer
    x = 33,282.09

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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.