Home / 19,312.29-26,651.03-10,814.81

Finding the Fourth Proportional to 19,312.29, 26,651.03 and 10,814.81

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Solution

The fourth proportional to 19,312.29, 26,651.03 and 10,814.81 is: 14,924.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,312.29 : 26,651.03 = 10,814.81 : x
  2. Step 2: Convert to fraction form
    19,312.29/26,651.03 = 10,814.81/x
  3. Step 3: Cross multiply
    19,312.29x = 26,651.03 × 10,814.81
  4. Step 4: Simplify right side
    19,312.29x = 288,225,638.43
  5. Step 5: Solve for x
    x = 288,225,638.43/19,312.29
  6. Step 6: Final answer
    x = 14,924.47

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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.