Home / 13,457.02-20,177.43-5,956.69

Finding the Fourth Proportional to 13,457.02, 20,177.43 and 5,956.69

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Solution

The fourth proportional to 13,457.02, 20,177.43 and 5,956.69 is: 8,931.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,457.02 : 20,177.43 = 5,956.69 : x
  2. Step 2: Convert to fraction form
    13,457.02/20,177.43 = 5,956.69/x
  3. Step 3: Cross multiply
    13,457.02x = 20,177.43 × 5,956.69
  4. Step 4: Simplify right side
    13,457.02x = 120,190,695.51
  5. Step 5: Solve for x
    x = 120,190,695.51/13,457.02
  6. Step 6: Final answer
    x = 8,931.45

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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.