Home / 58,716.42-88,088.40-19,275.90

Finding the Fourth Proportional to 58,716.42, 88,088.40 and 19,275.90

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Solution

The fourth proportional to 58,716.42, 88,088.40 and 19,275.90 is: 28,918.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,716.42 : 88,088.40 = 19,275.90 : x
  2. Step 2: Convert to fraction form
    58,716.42/88,088.40 = 19,275.90/x
  3. Step 3: Cross multiply
    58,716.42x = 88,088.40 × 19,275.90
  4. Step 4: Simplify right side
    58,716.42x = 1,697,983,189.56
  5. Step 5: Solve for x
    x = 1,697,983,189.56/58,716.42
  6. Step 6: Final answer
    x = 28,918.37

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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.