Home / 19,077.86-26,328.80-10,580.80

Finding the Fourth Proportional to 19,077.86, 26,328.80 and 10,580.80

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Solution

The fourth proportional to 19,077.86, 26,328.80 and 10,580.80 is: 14,602.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,077.86 : 26,328.80 = 10,580.80 : x
  2. Step 2: Convert to fraction form
    19,077.86/26,328.80 = 10,580.80/x
  3. Step 3: Cross multiply
    19,077.86x = 26,328.80 × 10,580.80
  4. Step 4: Simplify right side
    19,077.86x = 278,579,767.04
  5. Step 5: Solve for x
    x = 278,579,767.04/19,077.86
  6. Step 6: Final answer
    x = 14,602.25

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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.