Home / 19,916.02-27,484.59-10,963.81

Finding the Fourth Proportional to 19,916.02, 27,484.59 and 10,963.81

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Solution

The fourth proportional to 19,916.02, 27,484.59 and 10,963.81 is: 15,130.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,916.02 : 27,484.59 = 10,963.81 : x
  2. Step 2: Convert to fraction form
    19,916.02/27,484.59 = 10,963.81/x
  3. Step 3: Cross multiply
    19,916.02x = 27,484.59 × 10,963.81
  4. Step 4: Simplify right side
    19,916.02x = 301,335,822.69
  5. Step 5: Solve for x
    x = 301,335,822.69/19,916.02
  6. Step 6: Final answer
    x = 15,130.32

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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.