Home / 27,376.48-37,779.60-14,801.28

Finding the Fourth Proportional to 27,376.48, 37,779.60 and 14,801.28

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Solution

The fourth proportional to 27,376.48, 37,779.60 and 14,801.28 is: 20,425.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,376.48 : 37,779.60 = 14,801.28 : x
  2. Step 2: Convert to fraction form
    27,376.48/37,779.60 = 14,801.28/x
  3. Step 3: Cross multiply
    27,376.48x = 37,779.60 × 14,801.28
  4. Step 4: Simplify right side
    27,376.48x = 559,186,437.89
  5. Step 5: Solve for x
    x = 559,186,437.89/27,376.48
  6. Step 6: Final answer
    x = 20,425.80

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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.