Home / 19,210.33-26,509.43-14,172.74

Finding the Fourth Proportional to 19,210.33, 26,509.43 and 14,172.74

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Solution

The fourth proportional to 19,210.33, 26,509.43 and 14,172.74 is: 19,557.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,210.33 : 26,509.43 = 14,172.74 : x
  2. Step 2: Convert to fraction form
    19,210.33/26,509.43 = 14,172.74/x
  3. Step 3: Cross multiply
    19,210.33x = 26,509.43 × 14,172.74
  4. Step 4: Simplify right side
    19,210.33x = 375,711,161.82
  5. Step 5: Solve for x
    x = 375,711,161.82/19,210.33
  6. Step 6: Final answer
    x = 19,557.77

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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.