Home / 15,461.03-21,336.23-8,746.52

Finding the Fourth Proportional to 15,461.03, 21,336.23 and 8,746.52

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Solution

The fourth proportional to 15,461.03, 21,336.23 and 8,746.52 is: 12,070.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,461.03 : 21,336.23 = 8,746.52 : x
  2. Step 2: Convert to fraction form
    15,461.03/21,336.23 = 8,746.52/x
  3. Step 3: Cross multiply
    15,461.03x = 21,336.23 × 8,746.52
  4. Step 4: Simplify right side
    15,461.03x = 186,617,762.42
  5. Step 5: Solve for x
    x = 186,617,762.42/15,461.03
  6. Step 6: Final answer
    x = 12,070.20

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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.