Home / 53,040.21-79,547.99-15,590.26

Finding the Fourth Proportional to 53,040.21, 79,547.99 and 15,590.26

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Solution

The fourth proportional to 53,040.21, 79,547.99 and 15,590.26 is: 23,381.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,040.21 : 79,547.99 = 15,590.26 : x
  2. Step 2: Convert to fraction form
    53,040.21/79,547.99 = 15,590.26/x
  3. Step 3: Cross multiply
    53,040.21x = 79,547.99 × 15,590.26
  4. Step 4: Simplify right side
    53,040.21x = 1,240,173,846.58
  5. Step 5: Solve for x
    x = 1,240,173,846.58/53,040.21
  6. Step 6: Final answer
    x = 23,381.77

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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.