Home / 19,437.09-29,149.75-5,393.71

Finding the Fourth Proportional to 19,437.09, 29,149.75 and 5,393.71

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Solution

The fourth proportional to 19,437.09, 29,149.75 and 5,393.71 is: 8,088.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,437.09 : 29,149.75 = 5,393.71 : x
  2. Step 2: Convert to fraction form
    19,437.09/29,149.75 = 5,393.71/x
  3. Step 3: Cross multiply
    19,437.09x = 29,149.75 × 5,393.71
  4. Step 4: Simplify right side
    19,437.09x = 157,225,298.07
  5. Step 5: Solve for x
    x = 157,225,298.07/19,437.09
  6. Step 6: Final answer
    x = 8,088.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.