Home / 14,875.77-20,528.58-8,588.16

Finding the Fourth Proportional to 14,875.77, 20,528.58 and 8,588.16

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Solution

The fourth proportional to 14,875.77, 20,528.58 and 8,588.16 is: 11,851.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,875.77 : 20,528.58 = 8,588.16 : x
  2. Step 2: Convert to fraction form
    14,875.77/20,528.58 = 8,588.16/x
  3. Step 3: Cross multiply
    14,875.77x = 20,528.58 × 8,588.16
  4. Step 4: Simplify right side
    14,875.77x = 176,302,729.61
  5. Step 5: Solve for x
    x = 176,302,729.61/14,875.77
  6. Step 6: Final answer
    x = 11,851.67

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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.