Home / 19,186.02-26,476.64-10,688.25

Finding the Fourth Proportional to 19,186.02, 26,476.64 and 10,688.25

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Solution

The fourth proportional to 19,186.02, 26,476.64 and 10,688.25 is: 14,749.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,186.02 : 26,476.64 = 10,688.25 : x
  2. Step 2: Convert to fraction form
    19,186.02/26,476.64 = 10,688.25/x
  3. Step 3: Cross multiply
    19,186.02x = 26,476.64 × 10,688.25
  4. Step 4: Simplify right side
    19,186.02x = 282,988,894.04
  5. Step 5: Solve for x
    x = 282,988,894.04/19,186.02
  6. Step 6: Final answer
    x = 14,749.74

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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.