Home / 19,242.84-26,555.04-10,859.28

Finding the Fourth Proportional to 19,242.84, 26,555.04 and 10,859.28

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Solution

The fourth proportional to 19,242.84, 26,555.04 and 10,859.28 is: 14,985.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,242.84 : 26,555.04 = 10,859.28 : x
  2. Step 2: Convert to fraction form
    19,242.84/26,555.04 = 10,859.28/x
  3. Step 3: Cross multiply
    19,242.84x = 26,555.04 × 10,859.28
  4. Step 4: Simplify right side
    19,242.84x = 288,368,614.77
  5. Step 5: Solve for x
    x = 288,368,614.77/19,242.84
  6. Step 6: Final answer
    x = 14,985.76

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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.