Home / 12,685.13-19,032.26-8,533.02

Finding the Fourth Proportional to 12,685.13, 19,032.26 and 8,533.02

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Solution

The fourth proportional to 12,685.13, 19,032.26 and 8,533.02 is: 12,802.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,685.13 : 19,032.26 = 8,533.02 : x
  2. Step 2: Convert to fraction form
    12,685.13/19,032.26 = 8,533.02/x
  3. Step 3: Cross multiply
    12,685.13x = 19,032.26 × 8,533.02
  4. Step 4: Simplify right side
    12,685.13x = 162,402,655.23
  5. Step 5: Solve for x
    x = 162,402,655.23/12,685.13
  6. Step 6: Final answer
    x = 12,802.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.