Home / 27,586.07-38,068.77-15,010.91

Finding the Fourth Proportional to 27,586.07, 38,068.77 and 15,010.91

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Solution

The fourth proportional to 27,586.07, 38,068.77 and 15,010.91 is: 20,715.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,586.07 : 38,068.77 = 15,010.91 : x
  2. Step 2: Convert to fraction form
    27,586.07/38,068.77 = 15,010.91/x
  3. Step 3: Cross multiply
    27,586.07x = 38,068.77 × 15,010.91
  4. Step 4: Simplify right side
    27,586.07x = 571,446,880.28
  5. Step 5: Solve for x
    x = 571,446,880.28/27,586.07
  6. Step 6: Final answer
    x = 20,715.05

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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.