Home / 19,457.24-26,851.02-11,503.40

Finding the Fourth Proportional to 19,457.24, 26,851.02 and 11,503.40

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Solution

The fourth proportional to 19,457.24, 26,851.02 and 11,503.40 is: 15,874.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,457.24 : 26,851.02 = 11,503.40 : x
  2. Step 2: Convert to fraction form
    19,457.24/26,851.02 = 11,503.40/x
  3. Step 3: Cross multiply
    19,457.24x = 26,851.02 × 11,503.40
  4. Step 4: Simplify right side
    19,457.24x = 308,878,023.47
  5. Step 5: Solve for x
    x = 308,878,023.47/19,457.24
  6. Step 6: Final answer
    x = 15,874.71

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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.