Home / 19,035.84-26,271.12-12,651.24

Finding the Fourth Proportional to 19,035.84, 26,271.12 and 12,651.24

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Solution

The fourth proportional to 19,035.84, 26,271.12 and 12,651.24 is: 17,459.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,035.84 : 26,271.12 = 12,651.24 : x
  2. Step 2: Convert to fraction form
    19,035.84/26,271.12 = 12,651.24/x
  3. Step 3: Cross multiply
    19,035.84x = 26,271.12 × 12,651.24
  4. Step 4: Simplify right side
    19,035.84x = 332,362,244.19
  5. Step 5: Solve for x
    x = 332,362,244.19/19,035.84
  6. Step 6: Final answer
    x = 17,459.81

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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.