Home / 39,591.32-59,403.90-17,421.08

Finding the Fourth Proportional to 39,591.32, 59,403.90 and 17,421.08

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Solution

The fourth proportional to 39,591.32, 59,403.90 and 17,421.08 is: 26,139.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,591.32 : 59,403.90 = 17,421.08 : x
  2. Step 2: Convert to fraction form
    39,591.32/59,403.90 = 17,421.08/x
  3. Step 3: Cross multiply
    39,591.32x = 59,403.90 × 17,421.08
  4. Step 4: Simplify right side
    39,591.32x = 1,034,880,094.21
  5. Step 5: Solve for x
    x = 1,034,880,094.21/39,591.32
  6. Step 6: Final answer
    x = 26,139.07

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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.