Home / 67,538.32-101,307.51-17,618.35

Finding the Fourth Proportional to 67,538.32, 101,307.51 and 17,618.35

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Solution

The fourth proportional to 67,538.32, 101,307.51 and 17,618.35 is: 26,427.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,538.32 : 101,307.51 = 17,618.35 : x
  2. Step 2: Convert to fraction form
    67,538.32/101,307.51 = 17,618.35/x
  3. Step 3: Cross multiply
    67,538.32x = 101,307.51 × 17,618.35
  4. Step 4: Simplify right side
    67,538.32x = 1,784,871,168.81
  5. Step 5: Solve for x
    x = 1,784,871,168.81/67,538.32
  6. Step 6: Final answer
    x = 26,427.53

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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.