Home / 13,264.13-18,307.10-7,602.67

Finding the Fourth Proportional to 13,264.13, 18,307.10 and 7,602.67

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Solution

The fourth proportional to 13,264.13, 18,307.10 and 7,602.67 is: 10,493.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,264.13 : 18,307.10 = 7,602.67 : x
  2. Step 2: Convert to fraction form
    13,264.13/18,307.10 = 7,602.67/x
  3. Step 3: Cross multiply
    13,264.13x = 18,307.10 × 7,602.67
  4. Step 4: Simplify right side
    13,264.13x = 139,182,839.08
  5. Step 5: Solve for x
    x = 139,182,839.08/13,264.13
  6. Step 6: Final answer
    x = 10,493.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.