Home / 19,038.21-26,271.88-10,539.74

Finding the Fourth Proportional to 19,038.21, 26,271.88 and 10,539.74

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Solution

The fourth proportional to 19,038.21, 26,271.88 and 10,539.74 is: 14,544.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,038.21 : 26,271.88 = 10,539.74 : x
  2. Step 2: Convert to fraction form
    19,038.21/26,271.88 = 10,539.74/x
  3. Step 3: Cross multiply
    19,038.21x = 26,271.88 × 10,539.74
  4. Step 4: Simplify right side
    19,038.21x = 276,898,676.06
  5. Step 5: Solve for x
    x = 276,898,676.06/19,038.21
  6. Step 6: Final answer
    x = 14,544.36

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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.