Home / 27,547.60-38,015.22-14,972.32

Finding the Fourth Proportional to 27,547.60, 38,015.22 and 14,972.32

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Solution

The fourth proportional to 27,547.60, 38,015.22 and 14,972.32 is: 20,661.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,547.60 : 38,015.22 = 14,972.32 : x
  2. Step 2: Convert to fraction form
    27,547.60/38,015.22 = 14,972.32/x
  3. Step 3: Cross multiply
    27,547.60x = 38,015.22 × 14,972.32
  4. Step 4: Simplify right side
    27,547.60x = 569,176,038.71
  5. Step 5: Solve for x
    x = 569,176,038.71/27,547.60
  6. Step 6: Final answer
    x = 20,661.55

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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.