Home / 57,031.49-85,558.63-17,587.13

Finding the Fourth Proportional to 57,031.49, 85,558.63 and 17,587.13

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Solution

The fourth proportional to 57,031.49, 85,558.63 and 17,587.13 is: 26,384.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,031.49 : 85,558.63 = 17,587.13 : x
  2. Step 2: Convert to fraction form
    57,031.49/85,558.63 = 17,587.13/x
  3. Step 3: Cross multiply
    57,031.49x = 85,558.63 × 17,587.13
  4. Step 4: Simplify right side
    57,031.49x = 1,504,730,309.65
  5. Step 5: Solve for x
    x = 1,504,730,309.65/57,031.49
  6. Step 6: Final answer
    x = 26,384.20

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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.