Home / 34,565.28-47,701.84-19,457.20

Finding the Fourth Proportional to 34,565.28, 47,701.84 and 19,457.20

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Solution

The fourth proportional to 34,565.28, 47,701.84 and 19,457.20 is: 26,851.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,565.28 : 47,701.84 = 19,457.20 : x
  2. Step 2: Convert to fraction form
    34,565.28/47,701.84 = 19,457.20/x
  3. Step 3: Cross multiply
    34,565.28x = 47,701.84 × 19,457.20
  4. Step 4: Simplify right side
    34,565.28x = 928,144,241.25
  5. Step 5: Solve for x
    x = 928,144,241.25/34,565.28
  6. Step 6: Final answer
    x = 26,851.92

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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.