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Finding the Fourth Proportional to 35,538.10, 53,275.74 and 14,495.74

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Solution

The fourth proportional to 35,538.10, 53,275.74 and 14,495.74 is: 21,730.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,538.10 : 53,275.74 = 14,495.74 : x
  2. Step 2: Convert to fraction form
    35,538.10/53,275.74 = 14,495.74/x
  3. Step 3: Cross multiply
    35,538.10x = 53,275.74 × 14,495.74
  4. Step 4: Simplify right side
    35,538.10x = 772,271,407.86
  5. Step 5: Solve for x
    x = 772,271,407.86/35,538.10
  6. Step 6: Final answer
    x = 21,730.80

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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.