Home / 43,059.36-64,598.40-18,085.16

Finding the Fourth Proportional to 43,059.36, 64,598.40 and 18,085.16

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Solution

The fourth proportional to 43,059.36, 64,598.40 and 18,085.16 is: 27,131.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,059.36 : 64,598.40 = 18,085.16 : x
  2. Step 2: Convert to fraction form
    43,059.36/64,598.40 = 18,085.16/x
  3. Step 3: Cross multiply
    43,059.36x = 64,598.40 × 18,085.16
  4. Step 4: Simplify right side
    43,059.36x = 1,168,272,399.74
  5. Step 5: Solve for x
    x = 1,168,272,399.74/43,059.36
  6. Step 6: Final answer
    x = 27,131.67

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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.