Home / 18,637.02-27,956.40-6,158.16

Finding the Fourth Proportional to 18,637.02, 27,956.40 and 6,158.16

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Solution

The fourth proportional to 18,637.02, 27,956.40 and 6,158.16 is: 9,237.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,637.02 : 27,956.40 = 6,158.16 : x
  2. Step 2: Convert to fraction form
    18,637.02/27,956.40 = 6,158.16/x
  3. Step 3: Cross multiply
    18,637.02x = 27,956.40 × 6,158.16
  4. Step 4: Simplify right side
    18,637.02x = 172,159,984.22
  5. Step 5: Solve for x
    x = 172,159,984.22/18,637.02
  6. Step 6: Final answer
    x = 9,237.53

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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.