Home / 19,026.79-26,256.57-10,528.90

Finding the Fourth Proportional to 19,026.79, 26,256.57 and 10,528.90

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Solution

The fourth proportional to 19,026.79, 26,256.57 and 10,528.90 is: 14,529.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,026.79 : 26,256.57 = 10,528.90 : x
  2. Step 2: Convert to fraction form
    19,026.79/26,256.57 = 10,528.90/x
  3. Step 3: Cross multiply
    19,026.79x = 26,256.57 × 10,528.90
  4. Step 4: Simplify right side
    19,026.79x = 276,452,942.34
  5. Step 5: Solve for x
    x = 276,452,942.34/19,026.79
  6. Step 6: Final answer
    x = 14,529.67

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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.