Home / 17,925.02-26,888.72-4,777.50

Finding the Fourth Proportional to 17,925.02, 26,888.72 and 4,777.50

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Solution

The fourth proportional to 17,925.02, 26,888.72 and 4,777.50 is: 7,166.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,925.02 : 26,888.72 = 4,777.50 : x
  2. Step 2: Convert to fraction form
    17,925.02/26,888.72 = 4,777.50/x
  3. Step 3: Cross multiply
    17,925.02x = 26,888.72 × 4,777.50
  4. Step 4: Simplify right side
    17,925.02x = 128,460,859.80
  5. Step 5: Solve for x
    x = 128,460,859.80/17,925.02
  6. Step 6: Final answer
    x = 7,166.57

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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.