Home / 57,119.08-85,681.81-17,673.12

Finding the Fourth Proportional to 57,119.08, 85,681.81 and 17,673.12

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Solution

The fourth proportional to 57,119.08, 85,681.81 and 17,673.12 is: 26,510.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,119.08 : 85,681.81 = 17,673.12 : x
  2. Step 2: Convert to fraction form
    57,119.08/85,681.81 = 17,673.12/x
  3. Step 3: Cross multiply
    57,119.08x = 85,681.81 × 17,673.12
  4. Step 4: Simplify right side
    57,119.08x = 1,514,264,932.04
  5. Step 5: Solve for x
    x = 1,514,264,932.04/57,119.08
  6. Step 6: Final answer
    x = 26,510.67

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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.