Home / 27,077.79-37,367.02-14,978.93

Finding the Fourth Proportional to 27,077.79, 37,367.02 and 14,978.93

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Solution

The fourth proportional to 27,077.79, 37,367.02 and 14,978.93 is: 20,670.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,077.79 : 37,367.02 = 14,978.93 : x
  2. Step 2: Convert to fraction form
    27,077.79/37,367.02 = 14,978.93/x
  3. Step 3: Cross multiply
    27,077.79x = 37,367.02 × 14,978.93
  4. Step 4: Simplify right side
    27,077.79x = 559,717,808.78
  5. Step 5: Solve for x
    x = 559,717,808.78/27,077.79
  6. Step 6: Final answer
    x = 20,670.73

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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.