Home / 14,533.36-20,056.56-8,570.16

Finding the Fourth Proportional to 14,533.36, 20,056.56 and 8,570.16

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Solution

The fourth proportional to 14,533.36, 20,056.56 and 8,570.16 is: 11,827.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,533.36 : 20,056.56 = 8,570.16 : x
  2. Step 2: Convert to fraction form
    14,533.36/20,056.56 = 8,570.16/x
  3. Step 3: Cross multiply
    14,533.36x = 20,056.56 × 8,570.16
  4. Step 4: Simplify right side
    14,533.36x = 171,887,928.25
  5. Step 5: Solve for x
    x = 171,887,928.25/14,533.36
  6. Step 6: Final answer
    x = 11,827.13

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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.