Home / 42,082.32-63,207.54-26,315.40

Finding the Fourth Proportional to 42,082.32, 63,207.54 and 26,315.40

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Solution

The fourth proportional to 42,082.32, 63,207.54 and 26,315.40 is: 39,525.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,082.32 : 63,207.54 = 26,315.40 : x
  2. Step 2: Convert to fraction form
    42,082.32/63,207.54 = 26,315.40/x
  3. Step 3: Cross multiply
    42,082.32x = 63,207.54 × 26,315.40
  4. Step 4: Simplify right side
    42,082.32x = 1,663,331,698.12
  5. Step 5: Solve for x
    x = 1,663,331,698.12/42,082.32
  6. Step 6: Final answer
    x = 39,525.67

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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.