Home / 17,403.55-26,106.81-5,559.01

Finding the Fourth Proportional to 17,403.55, 26,106.81 and 5,559.01

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Solution

The fourth proportional to 17,403.55, 26,106.81 and 5,559.01 is: 8,338.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,403.55 : 26,106.81 = 5,559.01 : x
  2. Step 2: Convert to fraction form
    17,403.55/26,106.81 = 5,559.01/x
  3. Step 3: Cross multiply
    17,403.55x = 26,106.81 × 5,559.01
  4. Step 4: Simplify right side
    17,403.55x = 145,128,017.86
  5. Step 5: Solve for x
    x = 145,128,017.86/17,403.55
  6. Step 6: Final answer
    x = 8,338.99

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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.