Home / 35,832.76-53,750.34-12,459.40

Finding the Fourth Proportional to 35,832.76, 53,750.34 and 12,459.40

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Solution

The fourth proportional to 35,832.76, 53,750.34 and 12,459.40 is: 18,689.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,832.76 : 53,750.34 = 12,459.40 : x
  2. Step 2: Convert to fraction form
    35,832.76/53,750.34 = 12,459.40/x
  3. Step 3: Cross multiply
    35,832.76x = 53,750.34 × 12,459.40
  4. Step 4: Simplify right side
    35,832.76x = 669,696,986.20
  5. Step 5: Solve for x
    x = 669,696,986.20/35,832.76
  6. Step 6: Final answer
    x = 18,689.52

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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.