Home / 22,210.47-30,647.49-14,263.46

Finding the Fourth Proportional to 22,210.47, 30,647.49 and 14,263.46

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Solution

The fourth proportional to 22,210.47, 30,647.49 and 14,263.46 is: 19,681.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,210.47 : 30,647.49 = 14,263.46 : x
  2. Step 2: Convert to fraction form
    22,210.47/30,647.49 = 14,263.46/x
  3. Step 3: Cross multiply
    22,210.47x = 30,647.49 × 14,263.46
  4. Step 4: Simplify right side
    22,210.47x = 437,139,247.72
  5. Step 5: Solve for x
    x = 437,139,247.72/22,210.47
  6. Step 6: Final answer
    x = 19,681.67

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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.