Home / 15,026.10-20,753.04-10,237.74

Finding the Fourth Proportional to 15,026.10, 20,753.04 and 10,237.74

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Solution

The fourth proportional to 15,026.10, 20,753.04 and 10,237.74 is: 14,139.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,026.10 : 20,753.04 = 10,237.74 : x
  2. Step 2: Convert to fraction form
    15,026.10/20,753.04 = 10,237.74/x
  3. Step 3: Cross multiply
    15,026.10x = 20,753.04 × 10,237.74
  4. Step 4: Simplify right side
    15,026.10x = 212,464,130.71
  5. Step 5: Solve for x
    x = 212,464,130.71/15,026.10
  6. Step 6: Final answer
    x = 14,139.67

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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.