Home / 16,688.88-23,030.67-10,401.25

Finding the Fourth Proportional to 16,688.88, 23,030.67 and 10,401.25

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Solution

The fourth proportional to 16,688.88, 23,030.67 and 10,401.25 is: 14,353.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,688.88 : 23,030.67 = 10,401.25 : x
  2. Step 2: Convert to fraction form
    16,688.88/23,030.67 = 10,401.25/x
  3. Step 3: Cross multiply
    16,688.88x = 23,030.67 × 10,401.25
  4. Step 4: Simplify right side
    16,688.88x = 239,547,756.34
  5. Step 5: Solve for x
    x = 239,547,756.34/16,688.88
  6. Step 6: Final answer
    x = 14,353.74

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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.