Home / 31,547.26-47,352.20-16,756.30

Finding the Fourth Proportional to 31,547.26, 47,352.20 and 16,756.30

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Solution

The fourth proportional to 31,547.26, 47,352.20 and 16,756.30 is: 25,151.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,547.26 : 47,352.20 = 16,756.30 : x
  2. Step 2: Convert to fraction form
    31,547.26/47,352.20 = 16,756.30/x
  3. Step 3: Cross multiply
    31,547.26x = 47,352.20 × 16,756.30
  4. Step 4: Simplify right side
    31,547.26x = 793,447,668.86
  5. Step 5: Solve for x
    x = 793,447,668.86/31,547.26
  6. Step 6: Final answer
    x = 25,151.08

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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.