Home / 19,430.02-26,823.66-13,769.44

Finding the Fourth Proportional to 19,430.02, 26,823.66 and 13,769.44

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Solution

The fourth proportional to 19,430.02, 26,823.66 and 13,769.44 is: 19,009.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,430.02 : 26,823.66 = 13,769.44 : x
  2. Step 2: Convert to fraction form
    19,430.02/26,823.66 = 13,769.44/x
  3. Step 3: Cross multiply
    19,430.02x = 26,823.66 × 13,769.44
  4. Step 4: Simplify right side
    19,430.02x = 369,346,776.95
  5. Step 5: Solve for x
    x = 369,346,776.95/19,430.02
  6. Step 6: Final answer
    x = 19,009.08

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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.