Home / 26,360.80-36,376.64-15,030.72

Finding the Fourth Proportional to 26,360.80, 36,376.64 and 15,030.72

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Solution

The fourth proportional to 26,360.80, 36,376.64 and 15,030.72 is: 20,741.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,360.80 : 36,376.64 = 15,030.72 : x
  2. Step 2: Convert to fraction form
    26,360.80/36,376.64 = 15,030.72/x
  3. Step 3: Cross multiply
    26,360.80x = 36,376.64 × 15,030.72
  4. Step 4: Simplify right side
    26,360.80x = 546,767,090.38
  5. Step 5: Solve for x
    x = 546,767,090.38/26,360.80
  6. Step 6: Final answer
    x = 20,741.67

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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.