Home / 15,514.04-23,259.72-4,978.06

Finding the Fourth Proportional to 15,514.04, 23,259.72 and 4,978.06

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Solution

The fourth proportional to 15,514.04, 23,259.72 and 4,978.06 is: 7,463.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,514.04 : 23,259.72 = 4,978.06 : x
  2. Step 2: Convert to fraction form
    15,514.04/23,259.72 = 4,978.06/x
  3. Step 3: Cross multiply
    15,514.04x = 23,259.72 × 4,978.06
  4. Step 4: Simplify right side
    15,514.04x = 115,788,281.74
  5. Step 5: Solve for x
    x = 115,788,281.74/15,514.04
  6. Step 6: Final answer
    x = 7,463.45

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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.