Home / 27,547.16-38,014.98-14,971.88

Finding the Fourth Proportional to 27,547.16, 38,014.98 and 14,971.88

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Solution

The fourth proportional to 27,547.16, 38,014.98 and 14,971.88 is: 20,661.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,547.16 : 38,014.98 = 14,971.88 : x
  2. Step 2: Convert to fraction form
    27,547.16/38,014.98 = 14,971.88/x
  3. Step 3: Cross multiply
    27,547.16x = 38,014.98 × 14,971.88
  4. Step 4: Simplify right side
    27,547.16x = 569,155,718.76
  5. Step 5: Solve for x
    x = 569,155,718.76/27,547.16
  6. Step 6: Final answer
    x = 20,661.14

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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.