Home / 37,513.64-56,259.12-12,547.28

Finding the Fourth Proportional to 37,513.64, 56,259.12 and 12,547.28

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Solution

The fourth proportional to 37,513.64, 56,259.12 and 12,547.28 is: 18,817.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,513.64 : 56,259.12 = 12,547.28 : x
  2. Step 2: Convert to fraction form
    37,513.64/56,259.12 = 12,547.28/x
  3. Step 3: Cross multiply
    37,513.64x = 56,259.12 × 12,547.28
  4. Step 4: Simplify right side
    37,513.64x = 705,898,931.19
  5. Step 5: Solve for x
    x = 705,898,931.19/37,513.64
  6. Step 6: Final answer
    x = 18,817.13

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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.