Home / 27,484.42-37,928.51-15,547.50

Finding the Fourth Proportional to 27,484.42, 37,928.51 and 15,547.50

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Solution

The fourth proportional to 27,484.42, 37,928.51 and 15,547.50 is: 21,455.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,484.42 : 37,928.51 = 15,547.50 : x
  2. Step 2: Convert to fraction form
    27,484.42/37,928.51 = 15,547.50/x
  3. Step 3: Cross multiply
    27,484.42x = 37,928.51 × 15,547.50
  4. Step 4: Simplify right side
    27,484.42x = 589,693,336.67
  5. Step 5: Solve for x
    x = 589,693,336.67/27,484.42
  6. Step 6: Final answer
    x = 21,455.55

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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.