Home / 19,686.02-27,166.34-10,733.60

Finding the Fourth Proportional to 19,686.02, 27,166.34 and 10,733.60

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Solution

The fourth proportional to 19,686.02, 27,166.34 and 10,733.60 is: 14,812.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,686.02 : 27,166.34 = 10,733.60 : x
  2. Step 2: Convert to fraction form
    19,686.02/27,166.34 = 10,733.60/x
  3. Step 3: Cross multiply
    19,686.02x = 27,166.34 × 10,733.60
  4. Step 4: Simplify right side
    19,686.02x = 291,592,437.52
  5. Step 5: Solve for x
    x = 291,592,437.52/19,686.02
  6. Step 6: Final answer
    x = 14,812.16

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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.